[PATCH 03/27] sunxi: add support for suniv architecture
Yifan Gu
me at yifangu.com
Mon Jul 26 01:16:12 CEST 2021
From: Icenowy Zheng <icenowy at aosc.io>
Add support for the suniv architecture, which is newer ARM9 SoCs by
Allwinner. The design of it seems to be a mixture of sun3i, sun4i and
sun6i.
Signed-off-by: Icenowy Zheng <icenowy at aosc.io>
Rebased-by: George Hilliard <thirtythreeforty at gmail.com>
Signed-off-by: Yifan Gu <me at yifangu.com>
---
arch/arm/dts/suniv-f1c100s.dtsi | 6 +
arch/arm/dts/suniv.dtsi | 183 +++++++
arch/arm/include/asm/arch-sunxi/clock.h | 2 +-
arch/arm/include/asm/arch-sunxi/clock_sun6i.h | 21 +
arch/arm/include/asm/arch-sunxi/cpu_sun4i.h | 8 +
arch/arm/include/asm/arch-sunxi/dram.h | 2 +
arch/arm/include/asm/arch-sunxi/dram_suniv.h | 47 ++
arch/arm/include/asm/arch-sunxi/gpio.h | 1 +
arch/arm/mach-sunxi/Kconfig | 14 +-
arch/arm/mach-sunxi/Makefile | 2 +
arch/arm/mach-sunxi/board.c | 7 +-
arch/arm/mach-sunxi/clock.c | 3 +-
arch/arm/mach-sunxi/clock_sun6i.c | 47 +-
arch/arm/mach-sunxi/cpu_info.c | 2 +
arch/arm/mach-sunxi/dram_helpers.c | 4 +
arch/arm/mach-sunxi/dram_suniv.c | 496 ++++++++++++++++++
board/sunxi/board.c | 4 +-
include/configs/suniv.h | 15 +
include/configs/sunxi-common.h | 69 ++-
include/dt-bindings/clock/suniv-ccu.h | 69 +++
include/dt-bindings/reset/suniv-ccu.h | 37 ++
21 files changed, 1013 insertions(+), 26 deletions(-)
create mode 100644 arch/arm/dts/suniv-f1c100s.dtsi
create mode 100644 arch/arm/dts/suniv.dtsi
create mode 100644 arch/arm/include/asm/arch-sunxi/dram_suniv.h
create mode 100644 arch/arm/mach-sunxi/dram_suniv.c
create mode 100644 include/configs/suniv.h
create mode 100644 include/dt-bindings/clock/suniv-ccu.h
create mode 100644 include/dt-bindings/reset/suniv-ccu.h
diff --git a/arch/arm/dts/suniv-f1c100s.dtsi b/arch/arm/dts/suniv-f1c100s.dtsi
new file mode 100644
index 0000000000..f084bc8dd1
--- /dev/null
+++ b/arch/arm/dts/suniv-f1c100s.dtsi
@@ -0,0 +1,6 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR X11)
+/*
+ * Copyright 2018 Icenowy Zheng <icenowy at aosc.io>
+ */
+
+#include "suniv.dtsi"
diff --git a/arch/arm/dts/suniv.dtsi b/arch/arm/dts/suniv.dtsi
new file mode 100644
index 0000000000..a5673f5006
--- /dev/null
+++ b/arch/arm/dts/suniv.dtsi
@@ -0,0 +1,183 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR X11)
+/*
+ * Copyright 2018 Icenowy Zheng <icenowy at aosc.io>
+ */
+
+#include <dt-bindings/clock/suniv-ccu.h>
+#include <dt-bindings/reset/suniv-ccu.h>
+
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ interrupt-parent = <&intc>;
+
+ clocks {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ osc24M: clk-24M {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <24000000>;
+ clock-output-names = "osc24M";
+ };
+
+ osc32k: clk-32k {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <32768>;
+ clock-output-names = "osc32k";
+ };
+
+ fake100M: clk-100M {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <100000000>;
+ clock-output-names = "fake-100M";
+ };
+ };
+
+ cpus {
+ #address-cells = <0>;
+ #size-cells = <0>;
+
+ cpu {
+ compatible = "arm,arm926ej-s";
+ device_type = "cpu";
+ };
+ };
+
+ soc {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ sram-controller at 1c00000 {
+ compatible = "allwinner,sun4i-a10-sram-controller";
+ reg = <0x01c00000 0x30>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ sram_d: sram at 10000 {
+ compatible = "mmio-sram";
+ reg = <0x00010000 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0 0x00010000 0x1000>;
+
+ otg_sram: sram-section at 0 {
+ compatible = "allwinner,sun4i-a10-sram-d";
+ reg = <0x0000 0x1000>;
+ status = "disabled";
+ };
+ };
+ };
+
+ ccu: clock at 1c20000 {
+ compatible = "allwinner,suniv-f1c100s-ccu";
+ reg = <0x01c20000 0x400>;
+ clocks = <&osc24M>, <&osc32k>;
+ clock-names = "hosc", "losc";
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ };
+
+ intc: interrupt-controller at 1c20400 {
+ compatible = "allwinner,suniv-ic";
+ reg = <0x01c20400 0x400>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ };
+
+ pio: pinctrl at 1c20800 {
+ compatible = "allwinner,suniv-pinctrl";
+ reg = <0x01c20800 0x400>;
+ interrupts = <38>, <39>, <40>;
+ clocks = <&ccu CLK_BUS_PIO>, <&osc24M>, <&osc32k>;
+ clock-names = "apb", "hosc", "losc";
+ gpio-controller;
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ #gpio-cells = <3>;
+
+ uart0_pe_pins: uart-pins-pe {
+ pins = "PE0", "PE1";
+ function = "uart0";
+ };
+ };
+
+ timer at 1c20c00 {
+ compatible = "allwinner,sun4i-a10-timer";
+ reg = <0x01c20c00 0x90>;
+ interrupts = <13>;
+ clocks = <&osc24M>;
+ };
+
+ wdt: watchdog at 1c20ca0 {
+ compatible = "allwinner,sun6i-a31-wdt";
+ reg = <0x01c20ca0 0x20>;
+ };
+
+ uart0: serial at 1c25000 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x01c25000 0x400>;
+ interrupts = <1>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ clocks = <&ccu CLK_BUS_UART0>;
+ resets = <&ccu RST_BUS_UART0>;
+ status = "disabled";
+ };
+
+ uart1: serial at 1c25400 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x01c25400 0x400>;
+ interrupts = <2>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ clocks = <&ccu CLK_BUS_UART1>;
+ resets = <&ccu RST_BUS_UART1>;
+ status = "disabled";
+ };
+
+ uart2: serial at 1c25800 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x01c25800 0x400>;
+ interrupts = <3>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ clocks = <&ccu CLK_BUS_UART2>;
+ resets = <&ccu RST_BUS_UART2>;
+ status = "disabled";
+ };
+
+ usb_otg: usb at 1c13000 {
+ compatible = "allwinner,suniv-musb";
+ reg = <0x01c13000 0x0400>;
+ clocks = <&ccu CLK_BUS_OTG>;
+ resets = <&ccu RST_BUS_OTG>;
+ interrupts = <26>;
+ interrupt-names = "mc";
+ phys = <&usbphy 0>;
+ phy-names = "usb";
+ extcon = <&usbphy 0>;
+ allwinner,sram = <&otg_sram 1>;
+ status = "disabled";
+ };
+
+ usbphy: phy at 1c13400 {
+ compatible = "allwinner,suniv-usb-phy";
+ reg = <0x01c13400 0x10>;
+ reg-names = "phy_ctrl";
+ clocks = <&ccu CLK_USB_PHY0>;
+ clock-names = "usb0_phy";
+ resets = <&ccu RST_USB_PHY0>;
+ reset-names = "usb0_reset";
+ #phy-cells = <1>;
+ status = "disabled";
+ };
+ };
+};
diff --git a/arch/arm/include/asm/arch-sunxi/clock.h b/arch/arm/include/asm/arch-sunxi/clock.h
index cbbe5c7a1e..2cfd540742 100644
--- a/arch/arm/include/asm/arch-sunxi/clock.h
+++ b/arch/arm/include/asm/arch-sunxi/clock.h
@@ -19,7 +19,7 @@
#elif defined(CONFIG_SUN50I_GEN_H6)
#include <asm/arch/clock_sun50i_h6.h>
#elif defined(CONFIG_MACH_SUN6I) || defined(CONFIG_MACH_SUN8I) || \
- defined(CONFIG_MACH_SUN50I)
+ defined(CONFIG_MACH_SUN50I) || defined(CONFIG_MACH_SUNIV)
#include <asm/arch/clock_sun6i.h>
#elif defined(CONFIG_MACH_SUN9I)
#include <asm/arch/clock_sun9i.h>
diff --git a/arch/arm/include/asm/arch-sunxi/clock_sun6i.h b/arch/arm/include/asm/arch-sunxi/clock_sun6i.h
index ee387127f3..0d6168c430 100644
--- a/arch/arm/include/asm/arch-sunxi/clock_sun6i.h
+++ b/arch/arm/include/asm/arch-sunxi/clock_sun6i.h
@@ -168,6 +168,14 @@ struct sunxi_ccm_reg {
u32 pll_lock_ctrl; /* 0x320 PLL lock control, R40 only */
};
+/* apb1 bit field */
+#ifdef CONFIG_MACH_SUNIV
+#define APB1_GATE_UART_SHIFT (20)
+#define APB1_GATE_UART_MASK (0x7 << APB1_GATE_UART_SHIFT)
+#define APB1_GATE_TWI_SHIFT (16)
+#define APB1_GATE_TWI_MASK (0x7 << APB1_GATE_TWI_SHIFT)
+#endif
+
/* apb2 bit field */
#define APB2_CLK_SRC_LOSC (0x0 << 24)
#define APB2_CLK_SRC_OSC24M (0x1 << 24)
@@ -226,7 +234,12 @@ struct sunxi_ccm_reg {
#define CCM_PLL5_CTRL_SIGMA_DELTA_EN (0x1 << 24)
#define CCM_PLL5_CTRL_EN (0x1 << 31)
+#if !defined(CONFIG_MACH_SUNIV)
#define PLL6_CFG_DEFAULT 0x90041811 /* 600 MHz */
+#else
+/* suniv pll6 doesn't have postdiv 2, so k is set to 0 */
+#define PLL6_CFG_DEFAULT 0x90041800
+#endif
#define CCM_PLL6_CTRL_N_SHIFT 8
#define CCM_PLL6_CTRL_N_MASK (0x1f << CCM_PLL6_CTRL_N_SHIFT)
@@ -488,6 +501,14 @@ struct sunxi_ccm_reg {
#define AHB_RESET_OFFSET_EPHY 2
#define AHB_RESET_OFFSET_LVDS 0
+/* apb1 reset */
+#ifdef CONFIG_MACH_SUNIV
+#define APB1_RESET_UART_SHIFT (20)
+#define APB1_RESET_UART_MASK (0x7 << APB1_RESET_UART_SHIFT)
+#define APB1_RESET_TWI_SHIFT (16)
+#define APB1_RESET_TWI_MASK (0x7 << APB1_RESET_TWI_SHIFT)
+#endif
+
/* apb2 reset */
#define APB2_RESET_UART_SHIFT (16)
#define APB2_RESET_UART_MASK (0xff << APB2_RESET_UART_SHIFT)
diff --git a/arch/arm/include/asm/arch-sunxi/cpu_sun4i.h b/arch/arm/include/asm/arch-sunxi/cpu_sun4i.h
index 02ce73954d..bfc5a7692a 100644
--- a/arch/arm/include/asm/arch-sunxi/cpu_sun4i.h
+++ b/arch/arm/include/asm/arch-sunxi/cpu_sun4i.h
@@ -111,6 +111,12 @@ defined(CONFIG_MACH_SUN50I)
#define SUNXI_SJTAG_BASE 0x01c23c00
+#ifdef CONFIG_MACH_SUNIV
+#define SUNXI_UART0_BASE 0x01c25000
+#define SUNXI_UART1_BASE 0x01c25400
+#define SUNXI_UART2_BASE 0x01c25800
+#endif
+
#define SUNXI_TP_BASE 0x01c25000
#define SUNXI_PMU_BASE 0x01c25400
@@ -118,9 +124,11 @@ defined(CONFIG_MACH_SUN50I)
#define SUNXI_CPUCFG_BASE 0x01c25c00
#endif
+#ifndef CONFIG_MACH_SUNIV
#define SUNXI_UART0_BASE 0x01c28000
#define SUNXI_UART1_BASE 0x01c28400
#define SUNXI_UART2_BASE 0x01c28800
+#endif
#define SUNXI_UART3_BASE 0x01c28c00
#define SUNXI_UART4_BASE 0x01c29000
#define SUNXI_UART5_BASE 0x01c29400
diff --git a/arch/arm/include/asm/arch-sunxi/dram.h b/arch/arm/include/asm/arch-sunxi/dram.h
index c3b3e1f512..682daae6b1 100644
--- a/arch/arm/include/asm/arch-sunxi/dram.h
+++ b/arch/arm/include/asm/arch-sunxi/dram.h
@@ -31,6 +31,8 @@
#include <asm/arch/dram_sun50i_h6.h>
#elif defined(CONFIG_MACH_SUN50I_H616)
#include <asm/arch/dram_sun50i_h616.h>
+#elif defined(CONFIG_MACH_SUNIV)
+#include <asm/arch/dram_suniv.h>
#else
#include <asm/arch/dram_sun4i.h>
#endif
diff --git a/arch/arm/include/asm/arch-sunxi/dram_suniv.h b/arch/arm/include/asm/arch-sunxi/dram_suniv.h
new file mode 100644
index 0000000000..088eb5b9eb
--- /dev/null
+++ b/arch/arm/include/asm/arch-sunxi/dram_suniv.h
@@ -0,0 +1,47 @@
+/*
+ * suniv DRAM controller register definition
+ *
+ * Copyright (C) 2018 Icenowy Zheng <icenowy at aosc.io>
+ *
+ * Based on xboot's arch/arm32/mach-f1c100s/sys-dram.c, which is:
+ *
+ * Copyright(c) 2007-2018 Jianjun Jiang <8192542 at qq.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#define PIO_SDRAM_DRV (0x2c0)
+#define PIO_SDRAM_PULL (0x2c4)
+
+#define DRAM_SCONR (0x00)
+#define DRAM_STMG0R (0x04)
+#define DRAM_STMG1R (0x08)
+#define DRAM_SCTLR (0x0c)
+#define DRAM_SREFR (0x10)
+#define DRAM_SEXTMR (0x14)
+#define DRAM_DDLYR (0x24)
+#define DRAM_DADRR (0x28)
+#define DRAM_DVALR (0x2c)
+#define DRAM_DRPTR0 (0x30)
+#define DRAM_DRPTR1 (0x34)
+#define DRAM_DRPTR2 (0x38)
+#define DRAM_DRPTR3 (0x3c)
+#define DRAM_SEFR (0x40)
+#define DRAM_MAE (0x44)
+#define DRAM_ASPR (0x48)
+#define DRAM_SDLY0 (0x4C)
+#define DRAM_SDLY1 (0x50)
+#define DRAM_SDLY2 (0x54)
+#define DRAM_MCR0 (0x100)
+#define DRAM_MCR1 (0x104)
+#define DRAM_MCR2 (0x108)
+#define DRAM_MCR3 (0x10c)
+#define DRAM_MCR4 (0x110)
+#define DRAM_MCR5 (0x114)
+#define DRAM_MCR6 (0x118)
+#define DRAM_MCR7 (0x11c)
+#define DRAM_MCR8 (0x120)
+#define DRAM_MCR9 (0x124)
+#define DRAM_MCR10 (0x128)
+#define DRAM_MCR11 (0x12c)
+#define DRAM_BWCR (0x140)
diff --git a/arch/arm/include/asm/arch-sunxi/gpio.h b/arch/arm/include/asm/arch-sunxi/gpio.h
index 2969a530ae..b0b86b812a 100644
--- a/arch/arm/include/asm/arch-sunxi/gpio.h
+++ b/arch/arm/include/asm/arch-sunxi/gpio.h
@@ -178,6 +178,7 @@ enum sunxi_gpio_number {
#define SUNXI_GPD_LVDS0 3
#define SUNXI_GPD_PWM 2
+#define SUNIV_GPE_UART0 5
#define SUN5I_GPE_SDC2 3
#define SUN8I_GPE_TWI2 3
#define SUN50I_GPE_TWI2 3
diff --git a/arch/arm/mach-sunxi/Kconfig b/arch/arm/mach-sunxi/Kconfig
index 49f94f095c..f15b4e8bda 100644
--- a/arch/arm/mach-sunxi/Kconfig
+++ b/arch/arm/mach-sunxi/Kconfig
@@ -1,7 +1,8 @@
if ARCH_SUNXI
config SPL_LDSCRIPT
- default "arch/arm/cpu/armv7/sunxi/u-boot-spl.lds" if !ARM64
+ default "arch/arm/cpu/arm926ejs/sunxi/u-boot-spl.lds" if MACH_SUNIV
+ default "arch/arm/cpu/armv7/sunxi/u-boot-spl.lds" if !ARM64 && !MACH_SUNIV
config IDENT_STRING
default " Allwinner Technology"
@@ -201,6 +202,12 @@ choice
prompt "Sunxi SoC Variant"
optional
+config MACH_SUNIV
+ bool "suniv (Allwinner F1C100s/F1C200s/F1C600/R6)"
+ select CPU_ARM926EJS
+ select SUNXI_GEN_SUN6I
+ select SUPPORT_SPL
+
config MACH_SUN4I
bool "sun4i (Allwinner A10)"
select CPU_V7A
@@ -593,6 +600,7 @@ config DRAM_ODT_CORRECTION
endif
config SYS_CLK_FREQ
+ default 408000000 if MACH_SUNIV
default 1008000000 if MACH_SUN4I
default 1008000000 if MACH_SUN5I
default 1008000000 if MACH_SUN6I
@@ -604,6 +612,7 @@ config SYS_CLK_FREQ
default 1008000000 if MACH_SUN50I_H616
config SYS_CONFIG_NAME
+ default "suniv" if MACH_SUNIV
default "sun4i" if MACH_SUN4I
default "sun5i" if MACH_SUN5I
default "sun6i" if MACH_SUN6I
@@ -830,7 +839,7 @@ config VIDEO_SUNXI
config VIDEO_HDMI
bool "HDMI output support"
- depends on VIDEO_SUNXI && !MACH_SUN8I
+ depends on VIDEO_SUNXI && !MACH_SUN8I && !MACH_SUNIV
default y
---help---
Say Y here to add support for outputting video over HDMI.
@@ -1046,6 +1055,7 @@ config GMAC_TX_DELAY
Set the GMAC Transmit Clock Delay Chain value.
config SPL_STACK_R_ADDR
+ default 0x81e00000 if MACH_SUNIV
default 0x4fe00000 if MACH_SUN4I
default 0x4fe00000 if MACH_SUN5I
default 0x4fe00000 if MACH_SUN6I
diff --git a/arch/arm/mach-sunxi/Makefile b/arch/arm/mach-sunxi/Makefile
index 3f081d92f3..367690c357 100644
--- a/arch/arm/mach-sunxi/Makefile
+++ b/arch/arm/mach-sunxi/Makefile
@@ -15,6 +15,7 @@ obj-$(CONFIG_SUN6I_P2WI) += p2wi.o
obj-$(CONFIG_SUN6I_PRCM) += prcm.o
obj-$(CONFIG_AXP_PMIC_BUS) += pmic_bus.o
obj-$(CONFIG_SUN8I_RSB) += rsb.o
+obj-$(CONFIG_MACH_SUNIV) += clock_sun6i.o
obj-$(CONFIG_MACH_SUN4I) += clock_sun4i.o
obj-$(CONFIG_MACH_SUN5I) += clock_sun4i.o
obj-$(CONFIG_MACH_SUN6I) += clock_sun6i.o
@@ -29,6 +30,7 @@ obj-$(CONFIG_MACH_SUN9I) += clock_sun9i.o gtbus_sun9i.o
obj-$(CONFIG_SUN50I_GEN_H6) += clock_sun50i_h6.o
ifdef CONFIG_SPL_BUILD
+obj-$(CONFIG_MACH_SUNIV) += dram_suniv.o
obj-$(CONFIG_DRAM_SUN4I) += dram_sun4i.o
obj-$(CONFIG_DRAM_SUN6I) += dram_sun6i.o
obj-$(CONFIG_DRAM_SUN8I_A23) += dram_sun8i_a23.o
diff --git a/arch/arm/mach-sunxi/board.c b/arch/arm/mach-sunxi/board.c
index e979e426dd..3b1a79eb5e 100644
--- a/arch/arm/mach-sunxi/board.c
+++ b/arch/arm/mach-sunxi/board.c
@@ -95,6 +95,10 @@ static int gpio_init(void)
sunxi_gpio_set_cfgpin(SUNXI_GPF(4), SUNXI_GPF_UART0);
#endif
sunxi_gpio_set_pull(SUNXI_GPF(4), 1);
+#elif CONFIG_CONS_INDEX == 1 && defined(CONFIG_MACH_SUNIV)
+ sunxi_gpio_set_cfgpin(SUNXI_GPE(0), SUNIV_GPE_UART0);
+ sunxi_gpio_set_cfgpin(SUNXI_GPE(1), SUNIV_GPE_UART0);
+ sunxi_gpio_set_pull(SUNXI_GPE(1), SUNXI_GPIO_PULL_UP);
#elif CONFIG_CONS_INDEX == 1 && (defined(CONFIG_MACH_SUN4I) || \
defined(CONFIG_MACH_SUN7I) || \
defined(CONFIG_MACH_SUN8I_R40))
@@ -220,7 +224,8 @@ void s_init(void)
/* No H3 BSP, boot0 seems to not modify SUNXI_SRAMC_BASE + 0x44 */
#endif
-#if !defined(CONFIG_ARM_CORTEX_CPU_IS_UP) && !defined(CONFIG_ARM64)
+#if !defined(CONFIG_ARM_CORTEX_CPU_IS_UP) && !defined(CONFIG_ARM64) && \
+ !defined(CONFIG_MACH_SUNIV)
/* Enable SMP mode for CPU0, by setting bit 6 of Auxiliary Ctl reg */
asm volatile(
"mrc p15, 0, r0, c1, c0, 1\n"
diff --git a/arch/arm/mach-sunxi/clock.c b/arch/arm/mach-sunxi/clock.c
index f591affebf..636b3b6b02 100644
--- a/arch/arm/mach-sunxi/clock.c
+++ b/arch/arm/mach-sunxi/clock.c
@@ -36,7 +36,8 @@ int clock_init(void)
}
/* These functions are shared between various SoCs so put them here. */
-#if defined CONFIG_SUNXI_GEN_SUN6I && !defined CONFIG_MACH_SUN9I
+#if defined CONFIG_SUNXI_GEN_SUN6I && !defined CONFIG_MACH_SUN9I && \
+ !defined CONFIG_MACH_SUNIV
int clock_twi_onoff(int port, int state)
{
struct sunxi_ccm_reg *const ccm =
diff --git a/arch/arm/mach-sunxi/clock_sun6i.c b/arch/arm/mach-sunxi/clock_sun6i.c
index 8e84062bd7..6bd94f0a41 100644
--- a/arch/arm/mach-sunxi/clock_sun6i.c
+++ b/arch/arm/mach-sunxi/clock_sun6i.c
@@ -23,7 +23,8 @@ void clock_init_safe(void)
struct sunxi_ccm_reg * const ccm =
(struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
-#if !defined(CONFIG_MACH_SUNXI_H3_H5) && !defined(CONFIG_MACH_SUN50I)
+#if !defined(CONFIG_MACH_SUNXI_H3_H5) && !defined(CONFIG_MACH_SUN50I) && \
+ !defined(CONFIG_MACH_SUNIV)
struct sunxi_prcm_reg * const prcm =
(struct sunxi_prcm_reg *)SUNXI_PRCM_BASE;
@@ -49,9 +50,11 @@ void clock_init_safe(void)
writel(AHB1_ABP1_DIV_DEFAULT, &ccm->ahb1_apb1_div);
+#ifndef CONFIG_MACH_SUNIV
writel(MBUS_CLK_DEFAULT, &ccm->mbus0_clk_cfg);
if (IS_ENABLED(CONFIG_MACH_SUN6I))
writel(MBUS_CLK_DEFAULT, &ccm->mbus1_clk_cfg);
+#endif
#if defined(CONFIG_MACH_SUN8I_R40) && defined(CONFIG_SUNXI_AHCI)
setbits_le32(&ccm->sata_pll_cfg, CCM_SATA_PLL_DEFAULT);
@@ -87,6 +90,7 @@ void clock_init_uart(void)
struct sunxi_ccm_reg *const ccm =
(struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
+#ifndef CONFIG_MACH_SUNIV
/* uart clock source is apb2 */
writel(APB2_CLK_SRC_OSC24M|
APB2_CLK_RATE_N_1|
@@ -102,6 +106,24 @@ void clock_init_uart(void)
setbits_le32(&ccm->apb2_reset_cfg,
1 << (APB2_RESET_UART_SHIFT +
CONFIG_CONS_INDEX - 1));
+#else
+ /* suniv doesn't have apb2, so uart clock source is apb1 */
+ writel(PLL6_CFG_DEFAULT, &ccm->pll6_cfg);
+ while (!(readl(&ccm->pll6_cfg) & CCM_PLL6_CTRL_LOCK))
+ ;
+
+ writel(AHB1_ABP1_DIV_DEFAULT, &ccm->ahb1_apb1_div);
+
+ /* open the clock for uart */
+ setbits_le32(&ccm->apb1_gate,
+ CLK_GATE_OPEN << (APB1_GATE_UART_SHIFT +
+ CONFIG_CONS_INDEX - 1));
+
+ /* deassert uart reset */
+ setbits_le32(&ccm->apb1_reset_cfg,
+ 1 << (APB1_RESET_UART_SHIFT +
+ CONFIG_CONS_INDEX - 1));
+#endif
#else
/* enable R_PIO and R_UART clocks, and de-assert resets */
prcm_apb0_enable(PRCM_APB0_GATE_PIO | PRCM_APB0_GATE_UART);
@@ -125,10 +147,15 @@ void clock_set_pll1(unsigned int clk)
}
/* Switch to 24MHz clock while changing PLL1 */
+#ifndef CONFIG_MACH_SUNIV
writel(AXI_DIV_3 << AXI_DIV_SHIFT |
ATB_DIV_2 << ATB_DIV_SHIFT |
CPU_CLK_SRC_OSC24M << CPU_CLK_SRC_SHIFT,
&ccm->cpu_axi_cfg);
+#else
+ writel(CPU_CLK_SRC_OSC24M << CPU_CLK_SRC_SHIFT,
+ &ccm->cpu_axi_cfg);
+#endif
/*
* sun6i: PLL1 rate = ((24000000 * n * k) >> 0) / m (p is ignored)
@@ -137,13 +164,27 @@ void clock_set_pll1(unsigned int clk)
writel(CCM_PLL1_CTRL_EN | CCM_PLL1_CTRL_P(p) |
CCM_PLL1_CTRL_N(clk / (24000000 * k / m)) |
CCM_PLL1_CTRL_K(k) | CCM_PLL1_CTRL_M(m), &ccm->pll1_cfg);
+#ifndef CONFIG_MACH_SUNIV
sdelay(200);
+#else
+ do {
+ /* ARM926EJ-S code do not have sdelay */
+ volatile int i = 200;
+
+ while (i > 0) i--;
+ } while(0);
+#endif
/* Switch CPU to PLL1 */
+#ifndef CONFIG_MACH_SUNIV
writel(AXI_DIV_3 << AXI_DIV_SHIFT |
ATB_DIV_2 << ATB_DIV_SHIFT |
CPU_CLK_SRC_PLL1 << CPU_CLK_SRC_SHIFT,
&ccm->cpu_axi_cfg);
+#else
+ writel(CPU_CLK_SRC_PLL1 << CPU_CLK_SRC_SHIFT,
+ &ccm->cpu_axi_cfg);
+#endif
}
#endif
@@ -317,7 +358,11 @@ unsigned int clock_get_pll6(void)
uint32_t rval = readl(&ccm->pll6_cfg);
int n = ((rval & CCM_PLL6_CTRL_N_MASK) >> CCM_PLL6_CTRL_N_SHIFT) + 1;
int k = ((rval & CCM_PLL6_CTRL_K_MASK) >> CCM_PLL6_CTRL_K_SHIFT) + 1;
+#ifndef CONFIG_MACH_SUNIV
return 24000000 * n * k / 2;
+#else
+ return 24000000 * n * k;
+#endif
}
unsigned int clock_get_mipi_pll(void)
diff --git a/arch/arm/mach-sunxi/cpu_info.c b/arch/arm/mach-sunxi/cpu_info.c
index ba33ef2430..7eef178859 100644
--- a/arch/arm/mach-sunxi/cpu_info.c
+++ b/arch/arm/mach-sunxi/cpu_info.c
@@ -57,6 +57,8 @@ int print_cpuinfo(void)
{
#ifdef CONFIG_MACH_SUN4I
puts("CPU: Allwinner A10 (SUN4I)\n");
+#elif defined CONFIG_MACH_SUNIV
+ puts("CPU: Allwinner F Series (SUNIV)\n");
#elif defined CONFIG_MACH_SUN5I
u32 val = readl(SUNXI_SID_BASE + 0x08);
switch ((val >> 12) & 0xf) {
diff --git a/arch/arm/mach-sunxi/dram_helpers.c b/arch/arm/mach-sunxi/dram_helpers.c
index 520b597fcc..2c873192e6 100644
--- a/arch/arm/mach-sunxi/dram_helpers.c
+++ b/arch/arm/mach-sunxi/dram_helpers.c
@@ -26,7 +26,10 @@ void mctl_await_completion(u32 *reg, u32 mask, u32 val)
/*
* Test if memory at offset offset matches memory at begin of DRAM
+ *
+ * Note: dsb() is not available on ARMv5 in Thumb mode
*/
+#ifndef CONFIG_MACH_SUNIV
bool mctl_mem_matches(u32 offset)
{
/* Try to write different values to RAM at two addresses */
@@ -37,3 +40,4 @@ bool mctl_mem_matches(u32 offset)
return readl(CONFIG_SYS_SDRAM_BASE) ==
readl((ulong)CONFIG_SYS_SDRAM_BASE + offset);
}
+#endif
diff --git a/arch/arm/mach-sunxi/dram_suniv.c b/arch/arm/mach-sunxi/dram_suniv.c
new file mode 100644
index 0000000000..40aebf6eba
--- /dev/null
+++ b/arch/arm/mach-sunxi/dram_suniv.c
@@ -0,0 +1,496 @@
+/*
+ * suniv DRAM initialization
+ *
+ * Copyright (C) 2018 Icenowy Zheng <icenowy at aosc.io>
+ *
+ * Based on xboot's arch/arm32/mach-f1c100s/sys-dram.c, which is:
+ *
+ * Copyright(c) 2007-2018 Jianjun Jiang <8192542 at qq.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/dram.h>
+#include <asm/arch/gpio.h>
+
+#define SDR_T_CAS (0x2)
+#define SDR_T_RAS (0x8)
+#define SDR_T_RCD (0x3)
+#define SDR_T_RP (0x3)
+#define SDR_T_WR (0x3)
+#define SDR_T_RFC (0xd)
+#define SDR_T_XSR (0xf9)
+#define SDR_T_RC (0xb)
+#define SDR_T_INIT (0x8)
+#define SDR_T_INIT_REF (0x7)
+#define SDR_T_WTR (0x2)
+#define SDR_T_RRD (0x2)
+#define SDR_T_XP (0x0)
+
+enum dram_type
+{
+ DRAM_TYPE_SDR = 0,
+ DRAM_TYPE_DDR = 1,
+ /* Not supported yet. */
+ DRAM_TYPE_MDDR = 2,
+};
+
+struct dram_para
+{
+ u32 size; /* dram size (unit: MByte) */
+ u32 clk; /* dram work clock (unit: MHz) */
+ u32 access_mode; /* 0: interleave mode 1: sequence mode */
+ u32 cs_num; /* dram chip count 1: one chip 2: two chip */
+ u32 ddr8_remap; /* for 8bits data width DDR 0: normal 1: 8bits */
+ enum dram_type sdr_ddr;
+ u32 bwidth; /* dram bus width */
+ u32 col_width; /* column address width */
+ u32 row_width; /* row address width */
+ u32 bank_size; /* dram bank count */
+ u32 cas; /* dram cas */
+};
+
+struct dram_para suniv_dram_para = {
+ .size = 32,
+ .clk = 156,
+ .access_mode = 1,
+ .cs_num = 1,
+ .ddr8_remap = 0,
+ .sdr_ddr = DRAM_TYPE_DDR,
+ .bwidth = 16,
+ .col_width = 10,
+ .row_width = 13,
+ .bank_size = 4,
+ .cas = 0x3,
+};
+
+static int dram_initial(void)
+{
+ unsigned int time = 0xffffff;
+
+ setbits_le32(SUNXI_DRAMC_BASE + DRAM_SCTLR, 0x1);
+ while((readl(SUNXI_DRAMC_BASE + DRAM_SCTLR) & 0x1) && time--)
+ {
+ if(time == 0)
+ return 0;
+ }
+ return 1;
+}
+
+static int dram_delay_scan(void)
+{
+ unsigned int time = 0xffffff;
+
+ setbits_le32(SUNXI_DRAMC_BASE + DRAM_DDLYR, 0x1);
+ while((readl(SUNXI_DRAMC_BASE + DRAM_DDLYR) & 0x1) && time--)
+ {
+ if(time == 0)
+ return 0;
+ }
+ return 1;
+}
+
+static void dram_set_autofresh_cycle(u32 clk)
+{
+ u32 val = 0;
+ u32 row = 0;
+ u32 temp = 0;
+
+ row = readl(SUNXI_DRAMC_BASE + DRAM_SCONR);
+ row &= 0x1e0;
+ row >>= 0x5;
+
+ if(row == 0xc)
+ {
+ if(clk >= 1000000)
+ {
+ temp = clk + (clk >> 3) + (clk >> 4) + (clk >> 5);
+ while(temp >= (10000000 >> 6))
+ {
+ temp -= (10000000 >> 6);
+ val++;
+ }
+ }
+ else
+ {
+ val = (clk * 499) >> 6;
+ }
+ }
+ else if(row == 0xb)
+ {
+ if(clk >= 1000000)
+ {
+ temp = clk + (clk >> 3) + (clk >> 4) + (clk >> 5);
+ while(temp >= (10000000 >> 7))
+ {
+ temp -= (10000000 >> 7);
+ val++;
+ }
+ }
+ else
+ {
+ val = (clk * 499) >> 5;
+ }
+ }
+ writel(val, SUNXI_DRAMC_BASE + DRAM_SREFR);
+}
+
+static int dram_para_setup(struct dram_para * para)
+{
+ u32 val = 0;
+
+ val = (para->ddr8_remap) | (0x1 << 1) |
+ ((para->bank_size >> 2) << 3) |
+ ((para->cs_num >> 1) << 4) |
+ ((para->row_width - 1) << 5) |
+ ((para->col_width - 1) << 9) |
+ ((para->sdr_ddr ? (para->bwidth >> 4) : (para->bwidth >> 5)) << 13) |
+ (para->access_mode << 15) |
+ (para->sdr_ddr << 16);
+
+ writel(val, SUNXI_DRAMC_BASE + DRAM_SCONR);
+ setbits_le32(SUNXI_DRAMC_BASE + DRAM_SCTLR, 0x1 << 19);
+ return dram_initial();
+}
+
+static u32 dram_check_delay(u32 bwidth)
+{
+ u32 dsize;
+ int i,j;
+ u32 num = 0;
+ u32 dflag = 0;
+
+ dsize = ((bwidth == 16) ? 4 : 2);
+ for(i = 0; i < dsize; i++)
+ {
+ if(i == 0)
+ dflag = readl(SUNXI_DRAMC_BASE + DRAM_DRPTR0);
+ else if(i == 1)
+ dflag = readl(SUNXI_DRAMC_BASE + DRAM_DRPTR1);
+ else if(i == 2)
+ dflag = readl(SUNXI_DRAMC_BASE + DRAM_DRPTR2);
+ else if(i == 3)
+ dflag = readl(SUNXI_DRAMC_BASE + DRAM_DRPTR3);
+
+ for(j = 0; j < 32; j++)
+ {
+ if(dflag & 0x1)
+ num++;
+ dflag >>= 1;
+ }
+ }
+ return num;
+}
+
+static int sdr_readpipe_scan(void)
+{
+ u32 k = 0;
+
+ for(k = 0; k < 32; k++)
+ {
+ writel(k, CONFIG_SYS_SDRAM_BASE + 4 * k);
+ }
+ for(k = 0; k < 32; k++)
+ {
+ if(readl(CONFIG_SYS_SDRAM_BASE + 4 * k) != k)
+ return 0;
+ }
+ return 1;
+}
+
+static u32 sdr_readpipe_select(void)
+{
+ u32 value = 0;
+ u32 i = 0;
+ for(i = 0; i < 8; i++)
+ {
+ clrsetbits_le32(SUNXI_DRAMC_BASE + DRAM_SCTLR,
+ 0x7 << 6, i << 6);
+ if(sdr_readpipe_scan())
+ {
+ value = i;
+ return value;
+ }
+ }
+ return value;
+}
+
+static u32 dram_check_type(struct dram_para * para)
+{
+ u32 times = 0;
+ int i;
+
+ for(i = 0; i < 8; i++)
+ {
+ clrsetbits_le32(SUNXI_DRAMC_BASE + DRAM_SCTLR,
+ 0x7 << 6, i << 6);
+ dram_delay_scan();
+ if(readl(SUNXI_DRAMC_BASE + DRAM_DDLYR) & 0x30)
+ times++;
+ }
+
+ if(times == 8)
+ {
+ para->sdr_ddr = DRAM_TYPE_SDR;
+ return 0;
+ }
+ else
+ {
+ para->sdr_ddr = DRAM_TYPE_DDR;
+ return 1;
+ }
+}
+
+static u32 dram_scan_readpipe(struct dram_para * para)
+{
+ u32 rp_best = 0, rp_val = 0;
+ u32 readpipe[8];
+ int i;
+
+ if(para->sdr_ddr == DRAM_TYPE_DDR)
+ {
+ for(i = 0; i < 8; i++)
+ {
+ clrsetbits_le32(SUNXI_DRAMC_BASE + DRAM_SCTLR,
+ 0x7 << 6, i << 6);
+ dram_delay_scan();
+ readpipe[i] = 0;
+ if((((readl(SUNXI_DRAMC_BASE + DRAM_DDLYR) >> 4) & 0x3) == 0x0) &&
+ (((readl(SUNXI_DRAMC_BASE + DRAM_DDLYR) >> 4) & 0x1) == 0x0))
+ {
+ readpipe[i] = dram_check_delay(para->bwidth);
+ }
+ if(rp_val < readpipe[i])
+ {
+ rp_val = readpipe[i];
+ rp_best = i;
+ }
+ }
+ clrsetbits_le32(SUNXI_DRAMC_BASE + DRAM_SCTLR,
+ 0x7 << 6, rp_best << 6);
+ dram_delay_scan();
+ }
+ else
+ {
+ clrbits_le32(SUNXI_DRAMC_BASE + DRAM_SCONR,
+ (0x1 << 16) | (0x3 << 13));
+ rp_best = sdr_readpipe_select();
+ clrsetbits_le32(SUNXI_DRAMC_BASE + DRAM_SCTLR,
+ 0x7 << 6, rp_best << 6);
+ }
+ return 0;
+}
+
+static u32 dram_get_dram_size(struct dram_para * para)
+{
+ u32 colflag = 10, rowflag = 13;
+ u32 val1 = 0;
+ u32 count = 0;
+ u32 addr1, addr2;
+ int i;
+
+ para->col_width = colflag;
+ para->row_width = rowflag;
+ dram_para_setup(para);
+ dram_scan_readpipe(para);
+ for(i = 0; i < 32; i++)
+ {
+ *((u8 *)(CONFIG_SYS_SDRAM_BASE + 0x200 + i)) = 0x11;
+ *((u8 *)(CONFIG_SYS_SDRAM_BASE + 0x600 + i)) = 0x22;
+ }
+ for(i = 0; i < 32; i++)
+ {
+ val1 = *((u8 *)(CONFIG_SYS_SDRAM_BASE + 0x200 + i));
+ if(val1 == 0x22)
+ count++;
+ }
+ if(count == 32)
+ {
+ colflag = 9;
+ }
+ else
+ {
+ colflag = 10;
+ }
+ count = 0;
+ para->col_width = colflag;
+ para->row_width = rowflag;
+ dram_para_setup(para);
+ if(colflag == 10)
+ {
+ addr1 = CONFIG_SYS_SDRAM_BASE + 0x400000;
+ addr2 = CONFIG_SYS_SDRAM_BASE + 0xc00000;
+ }
+ else
+ {
+ addr1 = CONFIG_SYS_SDRAM_BASE + 0x200000;
+ addr2 = CONFIG_SYS_SDRAM_BASE + 0x600000;
+ }
+ for(i = 0; i < 32; i++)
+ {
+ *((u8 *)(addr1 + i)) = 0x33;
+ *((u8 *)(addr2 + i)) = 0x44;
+ }
+ for(i = 0; i < 32; i++)
+ {
+ val1 = *((u8 *)(addr1 + i));
+ if(val1 == 0x44)
+ {
+ count++;
+ }
+ }
+ if(count == 32)
+ {
+ rowflag = 12;
+ }
+ else
+ {
+ rowflag = 13;
+ }
+ para->col_width = colflag;
+ para->row_width = rowflag;
+ if(para->row_width != 13)
+ {
+ para->size = 16;
+ }
+ else if(para->col_width == 10)
+ {
+ para->size = 64;
+ }
+ else
+ {
+ para->size = 32;
+ }
+ dram_set_autofresh_cycle(para->clk);
+ para->access_mode = 0;
+ dram_para_setup(para);
+
+ return 0;
+}
+
+static void simple_dram_check(void)
+{
+ volatile u32 *dram = (u32*) CONFIG_SYS_SDRAM_BASE;
+ int i;
+
+ for(i = 0; i < 0x40; i++)
+ {
+ dram[i] = i;
+ }
+
+ for(i = 0; i < 0x40; i++)
+ {
+ if (dram[i] != i) {
+ printf("DRAM initialization failed: dram[0x%x] != 0x%x.", i, dram[i]);
+ while(1) {}
+ }
+ }
+
+ for(i = 0; i < 0x10000; i += 0x40)
+ {
+ dram[i] = i;
+ }
+
+ for(i = 0; i < 0x10000; i += 0x40)
+ {
+ if (dram[i] != i) {
+ printf("DRAM initialization failed: dram[0x%x] != 0x%x.", i, dram[i]);
+ while(1) {}
+ }
+ }
+}
+
+static void do_dram_init(struct dram_para * para)
+{
+ struct sunxi_ccm_reg * const ccm =
+ (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
+ u32 val;
+ u8 m; /* PLL_DDR clock factor */
+
+ sunxi_gpio_set_cfgpin(SUNXI_GPB(3), 0x7);
+ udelay(5000);
+ /* TODO: dig out what's them... some analog register? */
+ if(((para->cas) >> 3) & 0x1)
+ {
+ setbits_le32(SUNXI_PIO_BASE + 0x2c4, (0x1 << 23) | (0x20 << 17));
+ }
+
+ if((para->clk >= 144) && (para->clk <= 180))
+ {
+ writel(0xaaa, SUNXI_PIO_BASE + 0x2c0);
+ }
+ if(para->clk >= 180)
+ {
+ writel(0xfff, SUNXI_PIO_BASE + 0x2c0);
+ }
+
+ if(para->cas & BIT(4))
+ {
+ writel(0xd1303333, &ccm->pll5_pattern_cfg);
+ }
+ else if(para->cas & BIT(5))
+ {
+ writel(0xcce06666, &ccm->pll5_pattern_cfg);
+ }
+ else if(para->cas & BIT(6))
+ {
+ writel(0xc8909999, &ccm->pll5_pattern_cfg);
+ }
+ else if(para->cas & BIT(7))
+ {
+ writel(0xc440cccc, &ccm->pll5_pattern_cfg);
+ }
+
+ if((para->clk) <= 96)
+ m = 2;
+ else
+ m = 1;
+
+ val = CCM_PLL5_CTRL_EN | CCM_PLL5_CTRL_UPD |
+ CCM_PLL5_CTRL_N((para->clk * 2) / (24 / m)) |
+ CCM_PLL5_CTRL_K(1) | CCM_PLL5_CTRL_M(m);
+ if(para->cas & GENMASK(7, 4))
+ {
+ val |= CCM_PLL5_CTRL_SIGMA_DELTA_EN;
+ }
+ writel(val, &ccm->pll5_cfg);
+ setbits_le32(&ccm->pll5_cfg, CCM_PLL5_CTRL_UPD);
+ mctl_await_completion(&ccm->pll5_cfg, BIT(28), BIT(28));
+ udelay(5000);
+
+ setbits_le32(&ccm->ahb_gate0, (1 << AHB_GATE_OFFSET_MCTL));
+ clrbits_le32(&ccm->ahb_reset0_cfg, (1 << AHB_RESET_OFFSET_MCTL));
+ udelay(50);
+ setbits_le32(&ccm->ahb_reset0_cfg, (1 << AHB_RESET_OFFSET_MCTL));
+
+ clrsetbits_le32(SUNXI_PIO_BASE + 0x2c4, (1 << 16),
+ ((para->sdr_ddr == DRAM_TYPE_DDR) << 16));
+
+ val = (SDR_T_CAS << 0) | (SDR_T_RAS << 3) | (SDR_T_RCD << 7) |
+ (SDR_T_RP << 10) | (SDR_T_WR << 13) | (SDR_T_RFC << 15) |
+ (SDR_T_XSR << 19) | (SDR_T_RC << 28);
+ writel(val, SUNXI_DRAMC_BASE + DRAM_STMG0R);
+ val = (SDR_T_INIT << 0) | (SDR_T_INIT_REF << 16) | (SDR_T_WTR << 20) |
+ (SDR_T_RRD << 22) | (SDR_T_XP << 25);
+ writel(val, SUNXI_DRAMC_BASE + DRAM_STMG1R);
+ dram_para_setup(para);
+ dram_check_type(para);
+
+ clrsetbits_le32(SUNXI_PIO_BASE + 0x2c4, (1 << 16),
+ ((para->sdr_ddr == DRAM_TYPE_DDR) << 16));
+
+ dram_set_autofresh_cycle(para->clk);
+ dram_scan_readpipe(para);
+ dram_get_dram_size(para);
+ simple_dram_check();
+}
+
+unsigned long sunxi_dram_init(void)
+{
+ do_dram_init(&suniv_dram_para);
+
+ return suniv_dram_para.size * 1024 * 1024;
+}
diff --git a/board/sunxi/board.c b/board/sunxi/board.c
index 67acc01d83..27ab44b67c 100644
--- a/board/sunxi/board.c
+++ b/board/sunxi/board.c
@@ -237,7 +237,7 @@ int board_init(void)
gd->bd->bi_boot_params = (PHYS_SDRAM_0 + 0x100);
-#ifndef CONFIG_ARM64
+#if !defined(CONFIG_ARM64) && !defined(CONFIG_MACH_SUNIV)
asm volatile("mrc p15, 0, %0, c0, c1, 1" : "=r"(id_pfr1));
debug("id_pfr1: 0x%08x\n", id_pfr1);
/* Generic Timer Extension available? */
@@ -264,7 +264,7 @@ int board_init(void)
#endif
}
}
-#endif /* !CONFIG_ARM64 */
+#endif /* !CONFIG_ARM64 && !CONFIG_MACH_SUNIV */
ret = axp_gpio_init();
if (ret)
diff --git a/include/configs/suniv.h b/include/configs/suniv.h
new file mode 100644
index 0000000000..483c20edc1
--- /dev/null
+++ b/include/configs/suniv.h
@@ -0,0 +1,15 @@
+/*
+ * Configuration settings for new Allwinner F-series (suniv) CPU
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * Include common sunxi configuration where most the settings are
+ */
+#include <configs/sunxi-common.h>
+
+#endif /* __CONFIG_H */
diff --git a/include/configs/sunxi-common.h b/include/configs/sunxi-common.h
index 9e37e99684..c3de1712e8 100644
--- a/include/configs/sunxi-common.h
+++ b/include/configs/sunxi-common.h
@@ -38,7 +38,12 @@
/* Serial & console */
#define CONFIG_SYS_NS16550_SERIAL
/* ns16550 reg in the low bits of cpu reg */
+#ifndef CONFIG_MACH_SUNIV
#define CONFIG_SYS_NS16550_CLK 24000000
+#else
+/* suniv doesn't have apb2 and uart is connected to apb1 */
+#define CONFIG_SYS_NS16550_CLK 100000000
+#endif
#ifndef CONFIG_DM_SERIAL
# define CONFIG_SYS_NS16550_REG_SIZE -4
# define CONFIG_SYS_NS16550_COM1 SUNXI_UART0_BASE
@@ -67,6 +72,15 @@
* we get warnings if the Kconfig value mismatches. */
#define CONFIG_SPL_STACK_R_ADDR 0x2fe00000
#define CONFIG_SPL_BSS_START_ADDR 0x2ff80000
+#elif defined(CONFIG_MACH_SUNIV)
+#define SDRAM_OFFSET(x) 0x8##x
+#define CONFIG_SYS_SDRAM_BASE 0x80000000
+#define CONFIG_SYS_LOAD_ADDR 0x81000000 /* default load address */
+/* Note SPL_STACK_R_ADDR is set through Kconfig, we include it here
+ * since it needs to fit in with the other values. By also #defining it
+ * we get warnings if the Kconfig value mismatches. */
+#define CONFIG_SPL_STACK_R_ADDR 0x81e00000
+#define CONFIG_SPL_BSS_START_ADDR 0x81f80000
#else
#define SDRAM_OFFSET(x) 0x4##x
#define CONFIG_SYS_SDRAM_BASE 0x40000000
@@ -137,12 +151,15 @@
#define CONFIG_SYS_MMC_MAX_DEVICE 4
#endif
-#ifndef CONFIG_MACH_SUN8I_V3S
-/* 64MB of malloc() pool */
-#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (64 << 20))
-#else
+#if defined(CONFIG_MACH_SUN8I_V3S)
/* 2MB of malloc() pool */
#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (2 << 20))
+#elif defined(CONFIG_MACH_SUNIV)
+/* 1MB of malloc() pool */
+#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (1 << 20))
+#else
+/* 64MB of malloc() pool */
+#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (64 << 20))
#endif
/*
@@ -252,20 +269,8 @@ extern int soft_i2c_gpio_scl;
#define RAMDISK_ADDR_R __stringify(SDRAM_OFFSET(FF00000))
#else
-/*
- * 160M RAM (256M minimum minus 64MB heap + 32MB for u-boot, stack, fb, etc.
- * 32M uncompressed kernel, 16M compressed kernel, 1M fdt,
- * 1M script, 1M pxe, 1M dt overlay and the ramdisk at the end.
- */
-#ifndef CONFIG_MACH_SUN8I_V3S
-#define BOOTM_SIZE __stringify(0xa000000)
-#define KERNEL_ADDR_R __stringify(SDRAM_OFFSET(2000000))
-#define FDT_ADDR_R __stringify(SDRAM_OFFSET(3000000))
-#define SCRIPT_ADDR_R __stringify(SDRAM_OFFSET(3100000))
-#define PXEFILE_ADDR_R __stringify(SDRAM_OFFSET(3200000))
-#define FDTOVERLAY_ADDR_R __stringify(SDRAM_OFFSET(3300000))
-#define RAMDISK_ADDR_R __stringify(SDRAM_OFFSET(3400000))
-#else
+
+#ifdef CONFIG_MACH_SUN8I_V3S
/*
* 64M RAM minus 2MB heap + 16MB for u-boot, stack, fb, etc.
* 16M uncompressed kernel, 8M compressed kernel, 1M fdt,
@@ -278,6 +283,34 @@ extern int soft_i2c_gpio_scl;
#define PXEFILE_ADDR_R __stringify(SDRAM_OFFSET(1A00000))
#define FDTOVERLAY_ADDR_R __stringify(SDRAM_OFFSET(1B00000))
#define RAMDISK_ADDR_R __stringify(SDRAM_OFFSET(1C00000))
+
+#elif defined(CONFIG_MACH_SUNIV)
+/*
+ * 32M RAM minus 1MB heap + 8MB for u-boot, stack, fb, etc.
+ * 8M uncompressed kernel, 4M compressed kernel, 512K fdt,
+ * 512K script, 512K pxe, 512K dt overlay and the ramdisk at the end.
+ */
+#define BOOTM_SIZE __stringify(0x1700000)
+#define KERNEL_ADDR_R __stringify(SDRAM_OFFSET(0500000))
+#define FDT_ADDR_R __stringify(SDRAM_OFFSET(0C00000))
+#define SCRIPT_ADDR_R __stringify(SDRAM_OFFSET(0C50000))
+#define PXEFILE_ADDR_R __stringify(SDRAM_OFFSET(0D00000))
+#define FDTOVERLAY_ADDR_R __stringify(SDRAM_OFFSET(0D50000))
+#define RAMDISK_ADDR_R __stringify(SDRAM_OFFSET(0E00000))
+
+#else
+/*
+ * 160M RAM (256M minimum minus 64MB heap + 32MB for u-boot, stack, fb, etc.
+ * 32M uncompressed kernel, 16M compressed kernel, 1M fdt,
+ * 1M script, 1M pxe, 1M dt overlay and the ramdisk at the end.
+ */
+#define BOOTM_SIZE __stringify(0xa000000)
+#define KERNEL_ADDR_R __stringify(SDRAM_OFFSET(2000000))
+#define FDT_ADDR_R __stringify(SDRAM_OFFSET(3000000))
+#define SCRIPT_ADDR_R __stringify(SDRAM_OFFSET(3100000))
+#define PXEFILE_ADDR_R __stringify(SDRAM_OFFSET(3200000))
+#define FDTOVERLAY_ADDR_R __stringify(SDRAM_OFFSET(3300000))
+#define RAMDISK_ADDR_R __stringify(SDRAM_OFFSET(3400000))
#endif
#endif
diff --git a/include/dt-bindings/clock/suniv-ccu.h b/include/dt-bindings/clock/suniv-ccu.h
new file mode 100644
index 0000000000..9c22d70b2c
--- /dev/null
+++ b/include/dt-bindings/clock/suniv-ccu.h
@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2018 Icenowy Zheng <icenowy at aosc.xyz>
+ *
+ * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+ */
+
+#ifndef _DT_BINDINGS_CLK_SUNIV_H_
+#define _DT_BINDINGS_CLK_SUNIV_H_
+
+#define CLK_CPU 11
+
+#define CLK_BUS_MMC0 14
+#define CLK_BUS_MMC1 15
+#define CLK_BUS_DRAM 16
+#define CLK_BUS_SPI0 17
+#define CLK_BUS_SPI1 18
+#define CLK_BUS_OTG 19
+#define CLK_BUS_VE 20
+#define CLK_BUS_LCD 21
+#define CLK_BUS_DEINTERLACE 22
+#define CLK_BUS_CSI 23
+#define CLK_BUS_TVD 24
+#define CLK_BUS_TVE 25
+#define CLK_BUS_DE_BE 26
+#define CLK_BUS_DE_FE 27
+#define CLK_BUS_CODEC 28
+#define CLK_BUS_SPDIF 29
+#define CLK_BUS_IR 30
+#define CLK_BUS_RSB 31
+#define CLK_BUS_I2S0 32
+#define CLK_BUS_I2C0 33
+#define CLK_BUS_I2C1 34
+#define CLK_BUS_I2C2 35
+#define CLK_BUS_PIO 36
+#define CLK_BUS_UART0 37
+#define CLK_BUS_UART1 38
+#define CLK_BUS_UART2 39
+
+#define CLK_MMC0 40
+#define CLK_MMC0_SAMPLE 41
+#define CLK_MMC0_OUTPUT 42
+#define CLK_MMC1 43
+#define CLK_MMC1_SAMPLE 44
+#define CLK_MMC1_OUTPUT 45
+#define CLK_I2S 46
+#define CLK_SPDIF 47
+
+#define CLK_USB_PHY0 48
+
+#define CLK_DRAM_VE 49
+#define CLK_DRAM_CSI 50
+#define CLK_DRAM_DEINTERLACE 51
+#define CLK_DRAM_TVD 52
+#define CLK_DRAM_DE_FE 53
+#define CLK_DRAM_DE_BE 54
+
+#define CLK_DE_BE 55
+#define CLK_DE_FE 56
+#define CLK_TCON 57
+#define CLK_DEINTERLACE 58
+#define CLK_TVE2_CLK 59
+#define CLK_TVE1_CLK 60
+#define CLK_TVD 61
+#define CLK_CSI 62
+#define CLK_VE 63
+#define CLK_CODEC 64
+#define CLK_AVS 65
+
+#endif
diff --git a/include/dt-bindings/reset/suniv-ccu.h b/include/dt-bindings/reset/suniv-ccu.h
new file mode 100644
index 0000000000..993f6b5381
--- /dev/null
+++ b/include/dt-bindings/reset/suniv-ccu.h
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2018 Icenowy Zheng <icenowy at aosc.xyz>
+ *
+ * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+ */
+
+#ifndef _DT_BINDINGS_RST_SUNIV_H_
+#define _DT_BINDINGS_RST_SUNIV_H_
+
+#define RST_USB_PHY0 0
+#define RST_BUS_MMC0 1
+#define RST_BUS_MMC1 2
+#define RST_BUS_DRAM 3
+#define RST_BUS_SPI0 4
+#define RST_BUS_SPI1 5
+#define RST_BUS_OTG 6
+#define RST_BUS_VE 7
+#define RST_BUS_LCD 8
+#define RST_BUS_DEINTERLACE 9
+#define RST_BUS_CSI 10
+#define RST_BUS_TVD 11
+#define RST_BUS_TVE 12
+#define RST_BUS_DE_BE 13
+#define RST_BUS_DE_FE 14
+#define RST_BUS_CODEC 15
+#define RST_BUS_SPDIF 16
+#define RST_BUS_IR 17
+#define RST_BUS_RSB 18
+#define RST_BUS_I2S0 19
+#define RST_BUS_I2C0 20
+#define RST_BUS_I2C1 21
+#define RST_BUS_I2C2 22
+#define RST_BUS_UART0 23
+#define RST_BUS_UART1 24
+#define RST_BUS_UART2 25
+
+#endif /* _DT_BINDINGS_RST_SUNIV_H_ */
--
2.25.1
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