[PATCH v7 15/19] rockchip: rk3066: add core support
Johan Jonker
jbx6244 at gmail.com
Tue Jan 11 22:18:39 CET 2022
Add the core architecture code for the rk3066.
Signed-off-by: Johan Jonker <jbx6244 at gmail.com>
---
arch/arm/mach-rockchip/Kconfig | 23 ++++++++
arch/arm/mach-rockchip/Makefile | 1 +
arch/arm/mach-rockchip/rk3066/Kconfig | 30 ++++++++++
arch/arm/mach-rockchip/rk3066/Makefile | 5 ++
arch/arm/mach-rockchip/rk3066/clk_rk3066.c | 33 +++++++++++
arch/arm/mach-rockchip/rk3066/rk3066.c | 49 +++++++++++++++++
arch/arm/mach-rockchip/rk3066/syscon_rk3066.c | 55 +++++++++++++++++++
7 files changed, 196 insertions(+)
create mode 100644 arch/arm/mach-rockchip/rk3066/Kconfig
create mode 100644 arch/arm/mach-rockchip/rk3066/Makefile
create mode 100644 arch/arm/mach-rockchip/rk3066/clk_rk3066.c
create mode 100644 arch/arm/mach-rockchip/rk3066/rk3066.c
create mode 100644 arch/arm/mach-rockchip/rk3066/syscon_rk3066.c
diff --git a/arch/arm/mach-rockchip/Kconfig b/arch/arm/mach-rockchip/Kconfig
index a3733e2f..6535d8dd 100644
--- a/arch/arm/mach-rockchip/Kconfig
+++ b/arch/arm/mach-rockchip/Kconfig
@@ -36,6 +36,28 @@ config ROCKCHIP_RK3036
and video codec support. Peripherals include Gigabit Ethernet,
USB2 host and OTG, SDIO, I2S, UART, SPI, I2C and PWMs.
+config ROCKCHIP_RK3066
+ bool "Support Rockchip RK3066"
+ select CPU_V7A
+ select SPL_BOARD_INIT if SPL
+ select SUPPORT_SPL
+ select SUPPORT_TPL
+ select SPL
+ select TPL
+ select TPL_ROCKCHIP_BACK_TO_BROM
+ select TPL_ROCKCHIP_EARLYRETURN_TO_BROM
+ imply ROCKCHIP_COMMON_BOARD
+ imply SPL_ROCKCHIP_COMMON_BOARD
+ imply SPL_SERIAL
+ imply TPL_ROCKCHIP_COMMON_BOARD
+ imply TPL_SERIAL
+ help
+ The Rockchip RK3066 is a ARM-based SoC with a dual-core Cortex-A9
+ including NEON and GPU, 512KB L2 cache, Mali-400 graphics, two
+ video interfaces, several memory options and video codec support.
+ Peripherals include Fast Ethernet, USB2 host and OTG, SDIO, I2S,
+ UART, SPI, I2C and PWMs.
+
config ROCKCHIP_RK3128
bool "Support Rockchip RK3128"
select CPU_V7A
@@ -420,6 +442,7 @@ config ROCKCHIP_SPI_IMAGE
source "arch/arm/mach-rockchip/px30/Kconfig"
source "arch/arm/mach-rockchip/rk3036/Kconfig"
+source "arch/arm/mach-rockchip/rk3066/Kconfig"
source "arch/arm/mach-rockchip/rk3128/Kconfig"
source "arch/arm/mach-rockchip/rk3188/Kconfig"
source "arch/arm/mach-rockchip/rk322x/Kconfig"
diff --git a/arch/arm/mach-rockchip/Makefile b/arch/arm/mach-rockchip/Makefile
index 00aef0ec..6c1c7b8a 100644
--- a/arch/arm/mach-rockchip/Makefile
+++ b/arch/arm/mach-rockchip/Makefile
@@ -34,6 +34,7 @@ obj-$(CONFIG_$(SPL_TPL_)RAM) += sdram.o
obj-$(CONFIG_ROCKCHIP_PX30) += px30/
obj-$(CONFIG_ROCKCHIP_RK3036) += rk3036/
+obj-$(CONFIG_ROCKCHIP_RK3066) += rk3066/
obj-$(CONFIG_ROCKCHIP_RK3128) += rk3128/
obj-$(CONFIG_ROCKCHIP_RK3188) += rk3188/
obj-$(CONFIG_ROCKCHIP_RK322X) += rk322x/
diff --git a/arch/arm/mach-rockchip/rk3066/Kconfig b/arch/arm/mach-rockchip/rk3066/Kconfig
new file mode 100644
index 00000000..335f49bc
--- /dev/null
+++ b/arch/arm/mach-rockchip/rk3066/Kconfig
@@ -0,0 +1,30 @@
+if ROCKCHIP_RK3066
+
+config ROCKCHIP_BOOT_MODE_REG
+ default 0x20004040
+
+config SYS_SOC
+ default "rk3066"
+
+config SYS_MALLOC_F_LEN
+ default 0x0800
+
+config SPL_LIBCOMMON_SUPPORT
+ default y
+
+config SPL_LIBGENERIC_SUPPORT
+ default y
+
+config SPL_SERIAL
+ default y
+
+config TPL_LIBCOMMON_SUPPORT
+ default y
+
+config TPL_LIBGENERIC_SUPPORT
+ default y
+
+config TPL_SERIAL
+ default y
+
+endif
diff --git a/arch/arm/mach-rockchip/rk3066/Makefile b/arch/arm/mach-rockchip/rk3066/Makefile
new file mode 100644
index 00000000..9e2a9d4b
--- /dev/null
+++ b/arch/arm/mach-rockchip/rk3066/Makefile
@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0+
+
+obj-y += clk_rk3066.o
+obj-y += rk3066.o
+obj-y += syscon_rk3066.o
diff --git a/arch/arm/mach-rockchip/rk3066/clk_rk3066.c b/arch/arm/mach-rockchip/rk3066/clk_rk3066.c
new file mode 100644
index 00000000..c47526dc
--- /dev/null
+++ b/arch/arm/mach-rockchip/rk3066/clk_rk3066.c
@@ -0,0 +1,33 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2015 Google, Inc
+ * Written by Simon Glass <sjg at chromium.org>
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <syscon.h>
+#include <asm/arch-rockchip/clock.h>
+#include <asm/arch-rockchip/cru_rk3066.h>
+#include <linux/err.h>
+
+int rockchip_get_clk(struct udevice **devp)
+{
+ return uclass_get_device_by_driver(UCLASS_CLK,
+ DM_DRIVER_GET(rockchip_rk3066a_cru), devp);
+}
+
+void *rockchip_get_cru(void)
+{
+ struct rk3066_clk_priv *priv;
+ struct udevice *dev;
+ int ret;
+
+ ret = rockchip_get_clk(&dev);
+ if (ret)
+ return ERR_PTR(ret);
+
+ priv = dev_get_priv(dev);
+
+ return priv->cru;
+}
diff --git a/arch/arm/mach-rockchip/rk3066/rk3066.c b/arch/arm/mach-rockchip/rk3066/rk3066.c
new file mode 100644
index 00000000..78c7d894
--- /dev/null
+++ b/arch/arm/mach-rockchip/rk3066/rk3066.c
@@ -0,0 +1,49 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2016 Rockchip Electronics Co., Ltd
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch-rockchip/bootrom.h>
+#include <asm/arch-rockchip/grf_rk3066.h>
+
+#define GRF_BASE 0x20008000
+
+const char * const boot_devices[BROM_LAST_BOOTSOURCE + 1] = {
+ [BROM_BOOTSOURCE_EMMC] = "/mmc at 1021c000",
+ [BROM_BOOTSOURCE_SD] = "/mmc at 10214000",
+};
+
+void board_debug_uart_init(void)
+{
+ struct rk3066_grf * const grf = (void *)GRF_BASE;
+
+ /* Enable early UART on the RK3066 */
+ rk_clrsetreg(&grf->gpio1b_iomux,
+ GPIO1B1_MASK | GPIO1B0_MASK,
+ GPIO1B1_UART2_SOUT << GPIO1B1_SHIFT |
+ GPIO1B0_UART2_SIN << GPIO1B0_SHIFT);
+}
+
+void spl_board_init(void)
+{
+ if (!IS_ENABLED(CONFIG_SPL_BUILD))
+ return;
+
+ if (IS_ENABLED(CONFIG_SPL_DM_MMC)) {
+ struct rk3066_grf * const grf = (void *)GRF_BASE;
+
+ rk_clrsetreg(&grf->gpio3b_iomux,
+ GPIO3B0_MASK | GPIO3B1_MASK | GPIO3B2_MASK |
+ GPIO3B3_MASK | GPIO3B4_MASK | GPIO3B5_MASK |
+ GPIO3B6_MASK,
+ GPIO3B0_SDMMC0_CLKOUT << GPIO3B0_SHIFT |
+ GPIO3B1_SDMMC0_CMD << GPIO3B1_SHIFT |
+ GPIO3B2_SDMMC0_DATA0 << GPIO3B2_SHIFT |
+ GPIO3B3_SDMMC0_DATA1 << GPIO3B3_SHIFT |
+ GPIO3B4_SDMMC0_DATA2 << GPIO3B4_SHIFT |
+ GPIO3B5_SDMMC0_DATA3 << GPIO3B5_SHIFT |
+ GPIO3B6_SDMMC0_DECTN << GPIO3B6_SHIFT);
+ }
+}
diff --git a/arch/arm/mach-rockchip/rk3066/syscon_rk3066.c b/arch/arm/mach-rockchip/rk3066/syscon_rk3066.c
new file mode 100644
index 00000000..a598f640
--- /dev/null
+++ b/arch/arm/mach-rockchip/rk3066/syscon_rk3066.c
@@ -0,0 +1,55 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2015 Google, Inc
+ * Written by Simon Glass <sjg at chromium.org>
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <log.h>
+#include <syscon.h>
+#include <asm/arch-rockchip/clock.h>
+
+static const struct udevice_id rk3066_syscon_ids[] = {
+ { .compatible = "rockchip,rk3066-noc", .data = ROCKCHIP_SYSCON_NOC },
+ { .compatible = "rockchip,rk3066-grf", .data = ROCKCHIP_SYSCON_GRF },
+ { .compatible = "rockchip,rk3066-pmu", .data = ROCKCHIP_SYSCON_PMU },
+ { }
+};
+
+U_BOOT_DRIVER(syscon_rk3066) = {
+ .name = "rk3066_syscon",
+ .id = UCLASS_SYSCON,
+ .of_match = rk3066_syscon_ids,
+};
+
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+static int rk3066_syscon_bind_of_plat(struct udevice *dev)
+{
+ dev->driver_data = dev->driver->of_match->data;
+ debug("syscon: %s %d\n", dev->name, (uint)dev->driver_data);
+
+ return 0;
+}
+
+U_BOOT_DRIVER(rockchip_rk3066_noc) = {
+ .name = "rockchip_rk3066_noc",
+ .id = UCLASS_SYSCON,
+ .of_match = rk3066_syscon_ids,
+ .bind = rk3066_syscon_bind_of_plat,
+};
+
+U_BOOT_DRIVER(rockchip_rk3066_grf) = {
+ .name = "rockchip_rk3066_grf",
+ .id = UCLASS_SYSCON,
+ .of_match = rk3066_syscon_ids + 1,
+ .bind = rk3066_syscon_bind_of_plat,
+};
+
+U_BOOT_DRIVER(rockchip_rk3066_pmu) = {
+ .name = "rockchip_rk3066_pmu",
+ .id = UCLASS_SYSCON,
+ .of_match = rk3066_syscon_ids + 2,
+ .bind = rk3066_syscon_bind_of_plat,
+};
+#endif
--
2.20.1
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