[U-Boot] [PATCH 2/5] rockchip: pinctrl: Add rv1108 pinctrl driver
Andy Yan
andy.yan at rock-chips.com
Thu Jun 1 10:00:10 UTC 2017
Add pinctrl support for Rockchip rv1108 soc
Signed-off-by: Andy Yan <andy.yan at rock-chips.com>
---
arch/arm/include/asm/arch-rockchip/grf_rv1108.h | 509 ++++++++++++++++++++++++
drivers/pinctrl/Kconfig | 10 +
drivers/pinctrl/rockchip/Makefile | 1 +
drivers/pinctrl/rockchip/pinctrl_rv1108.c | 184 +++++++++
4 files changed, 704 insertions(+)
create mode 100644 arch/arm/include/asm/arch-rockchip/grf_rv1108.h
create mode 100644 drivers/pinctrl/rockchip/pinctrl_rv1108.c
diff --git a/arch/arm/include/asm/arch-rockchip/grf_rv1108.h b/arch/arm/include/asm/arch-rockchip/grf_rv1108.h
new file mode 100644
index 0000000..c816a5b
--- /dev/null
+++ b/arch/arm/include/asm/arch-rockchip/grf_rv1108.h
@@ -0,0 +1,509 @@
+/*
+ * (C) Copyright 2016 Rockchip Electronics Co., Ltd
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef _ASM_ARCH_GRF_RV1108_H
+#define _ASM_ARCH_GRF_RV1108_H
+
+#include <common.h>
+
+struct rv1108_grf {
+ u32 reserved[4];
+ u32 gpio1a_iomux;
+ u32 gpio1b_iomux;
+ u32 gpio1c_iomux;
+ u32 gpio1d_iomux;
+ u32 gpio2a_iomux;
+ u32 gpio2b_iomux;
+ u32 gpio2c_iomux;
+ u32 gpio2d_iomux;
+ u32 gpio3a_iomux;
+ u32 gpio3b_iomux;
+ u32 gpio3c_iomux;
+ u32 gpio3d_iomux;
+ u32 reserved1[52];
+ u32 gpio1a_pull;
+ u32 gpio1b_pull;
+ u32 gpio1c_pull;
+ u32 gpio1d_pull;
+ u32 gpio2a_pull;
+ u32 gpio2b_pull;
+ u32 gpio2c_pull;
+ u32 gpio2d_pull;
+ u32 gpio3a_pull;
+ u32 gpio3b_pull;
+ u32 gpio3c_pull;
+ u32 gpio3d_pull;
+ u32 reserved2[52];
+ u32 gpio1a_drv;
+ u32 gpio1b_drv;
+ u32 gpio1c_drv;
+ u32 gpio1d_drv;
+ u32 gpio2a_drv;
+ u32 gpio2b_drv;
+ u32 gpio2c_drv;
+ u32 gpio2d_drv;
+ u32 gpio3a_drv;
+ u32 gpio3b_drv;
+ u32 gpio3c_drv;
+ u32 gpio3d_drv;
+ u32 reserved3[50];
+ u32 gpio1l_sr;
+ u32 gpio1h_sr;
+ u32 gpio2l_sr;
+ u32 gpio2h_sr;
+ u32 gpio3l_sr;
+ u32 gpio3h_sr;
+ u32 reserved4[26];
+ u32 gpio1l_smt;
+ u32 gpio1h_smt;
+ u32 gpio2l_smt;
+ u32 gpio2h_smt;
+ u32 gpio3l_smt;
+ u32 gpio3h_smt;
+ u32 reserved5[24];
+ u32 soc_con0;
+ u32 soc_con1;
+ u32 soc_con2;
+ u32 soc_con3;
+ u32 soc_con4;
+ u32 soc_con5;
+ u32 soc_con6;
+ u32 soc_con7;
+ u32 soc_con8;
+ u32 soc_con9;
+ u32 soc_con10;
+ u32 soc_con11;
+ u32 reserved6[20];
+ u32 soc_status0;
+ u32 soc_status1;
+ u32 reserved7[30];
+ u32 cpu_con0;
+ u32 cpu_con1;
+ u32 reserved8[30];
+ u32 os_reg0;
+ u32 os_reg1;
+ u32 os_reg2;
+ u32 os_reg3;
+ u32 reserved9[29];
+ u32 ddr_status;
+ u32 reserved10[30];
+ u32 sig_det_con;
+ u32 reserved11[3];
+ u32 sig_det_status;
+ u32 reserved12[3];
+ u32 sig_det_clr;
+ u32 reserved13[23];
+ u32 host_con0;
+ u32 host_con1;
+ u32 reserved14[2];
+ u32 dma_con0;
+ u32 dma_con1;
+ u32 reserved15[539];
+ u32 uoc_status;
+ u32 host_status;
+ u32 gmac_con0;
+ u32 chip_id;
+};
+check_member(rv1108_grf, chip_id, 0xf90);
+
+/* GRF_GPIO1B_IOMUX */
+enum {
+ GPIO1B7_SHIFT = 14,
+ GPIO1B7_MASK = 3 << GPIO1B7_SHIFT,
+ GPIO1B7_GPIO = 0,
+ GPIO1B7_LCDC_D12,
+ GPIO1B7_I2S_SDIO2_M0,
+ GPIO1B7_GMAC_RXDV,
+
+ GPIO1B6_SHIFT = 12,
+ GPIO1B6_MASK = 3 << GPIO1B6_SHIFT,
+ GPIO1B6_GPIO = 0,
+ GPIO1B6_LCDC_D13,
+ GPIO1B6_I2S_LRCLKTX_M0,
+ GPIO1B6_GMAC_RXD1,
+
+ GPIO1B5_SHIFT = 10,
+ GPIO1B5_MASK = 3 << GPIO1B5_SHIFT,
+ GPIO1B5_GPIO = 0,
+ GPIO1B5_LCDC_D14,
+ GPIO1B5_I2S_SDIO1_M0,
+ GPIO1B5_GMAC_RXD0,
+
+ GPIO1B4_SHIFT = 8,
+ GPIO1B4_MASK = 3 << GPIO1B4_SHIFT,
+ GPIO1B4_GPIO = 0,
+ GPIO1B4_LCDC_D15,
+ GPIO1B4_I2S_MCLK_M0,
+ GPIO1B4_GMAC_TXEN,
+
+ GPIO1B3_SHIFT = 6,
+ GPIO1B3_MASK = 3 << GPIO1B3_SHIFT,
+ GPIO1B3_GPIO = 0,
+ GPIO1B3_LCDC_D16,
+ GPIO1B3_I2S_SCLK_M0,
+ GPIO1B3_GMAC_TXD1,
+
+ GPIO1B2_SHIFT = 4,
+ GPIO1B2_MASK = 3 << GPIO1B2_SHIFT,
+ GPIO1B2_GPIO = 0,
+ GPIO1B2_LCDC_D17,
+ GPIO1B2_I2S_SDIO_M0,
+ GPIO1B2_GMAC_TXD0,
+
+ GPIO1B1_SHIFT = 2,
+ GPIO1B1_MASK = 3 << GPIO1B1_SHIFT,
+ GPIO1B1_GPIO = 0,
+ GPIO1B1_LCDC_D9,
+ GPIO1B1_PWM7,
+
+ GPIO1B0_SHIFT = 0,
+ GPIO1B0_MASK = 3,
+ GPIO1B0_GPIO = 0,
+ GPIO1B0_LCDC_D8,
+ GPIO1B0_PWM6,
+};
+
+/* GRF_GPIO1C_IOMUX */
+enum {
+ GPIO1C7_SHIFT = 14,
+ GPIO1C7_MASK = 3 << GPIO1C7_SHIFT,
+ GPIO1C7_GPIO = 0,
+ GPIO1C7_CIF_D5,
+ GPIO1C7_I2S_SDIO2_M1,
+
+ GPIO1C6_SHIFT = 12,
+ GPIO1C6_MASK = 3 << GPIO1C6_SHIFT,
+ GPIO1C6_GPIO = 0,
+ GPIO1C6_CIF_D4,
+ GPIO1C6_I2S_LRCLKTX_M1,
+
+ GPIO1C5_SHIFT = 10,
+ GPIO1C5_MASK = 3 << GPIO1C5_SHIFT,
+ GPIO1C5_GPIO = 0,
+ GPIO1C5_LCDC_CLK,
+ GPIO1C5_GMAC_CLK,
+
+ GPIO1C4_SHIFT = 8,
+ GPIO1C4_MASK = 3 << GPIO1C4_SHIFT,
+ GPIO1C4_GPIO = 0,
+ GPIO1C4_LCDC_HSYNC,
+ GPIO1C4_GMAC_MDC,
+
+ GPIO1C3_SHIFT = 6,
+ GPIO1C3_MASK = 3 << GPIO1C3_SHIFT,
+ GPIO1C3_GPIO = 0,
+ GPIO1C3_LCDC_VSYNC,
+ GPIO1C3_GMAC_MDIO,
+
+ GPIO1C2_SHIFT = 4,
+ GPIO1C2_MASK = 3 << GPIO1C2_SHIFT,
+ GPIO1C2_GPIO = 0,
+ GPIO1C2_LCDC_EN,
+ GPIO1C2_I2S_SDIO3_M0,
+ GPIO1C2_GMAC_RXER,
+
+ GPIO1C1_SHIFT = 2,
+ GPIO1C1_MASK = 3 << GPIO1C1_SHIFT,
+ GPIO1C1_GPIO = 0,
+ GPIO1C1_LCDC_D10,
+ GPIO1C1_I2S_SDI_M0,
+ GPIO1C1_PWM4,
+
+ GPIO1C0_SHIFT = 0,
+ GPIO1C0_MASK = 3,
+ GPIO1C0_GPIO = 0,
+ GPIO1C0_LCDC_D11,
+ GPIO1C0_I2S_LRCLKRX_M0,
+};
+
+/* GRF_GPIO1D_OIMUX */
+enum {
+ GPIO1D7_SHIFT = 14,
+ GPIO1D7_MASK = 3 << GPIO1D7_SHIFT,
+ GPIO1D7_GPIO = 0,
+ GPIO1D7_HDMI_CEC,
+ GPIO1D7_DSP_RTCK,
+
+ GPIO1D6_SHIFT = 12,
+ GPIO1D6_MASK = 1 << GPIO1D6_SHIFT,
+ GPIO1D6_GPIO = 0,
+ GPIO1D6_HDMI_HPD_M0,
+
+ GPIO1D5_SHIFT = 10,
+ GPIO1D5_MASK = 3 << GPIO1D5_SHIFT,
+ GPIO1D5_GPIO = 0,
+ GPIO1D5_UART2_RTSN,
+ GPIO1D5_HDMI_SDA_M0,
+
+ GPIO1D4_SHIFT = 8,
+ GPIO1D4_MASK = 3 << GPIO1D4_SHIFT,
+ GPIO1D4_GPIO = 0,
+ GPIO1D4_UART2_CTSN,
+ GPIO1D4_HDMI_SCL_M0,
+
+ GPIO1D3_SHIFT = 6,
+ GPIO1D3_MASK = 3 << GPIO1D3_SHIFT,
+ GPIO1D3_GPIO = 0,
+ GPIO1D3_UART0_SOUT,
+ GPIO1D3_SPI_TXD_M0,
+
+ GPIO1D2_SHIFT = 4,
+ GPIO1D2_MASK = 3 << GPIO1D2_SHIFT,
+ GPIO1D2_GPIO = 0,
+ GPIO1D2_UART0_SIN,
+ GPIO1D2_SPI_RXD_M0,
+ GPIO1D2_DSP_TDI,
+
+ GPIO1D1_SHIFT = 2,
+ GPIO1D1_MASK = 3 << GPIO1D1_SHIFT,
+ GPIO1D1_GPIO = 0,
+ GPIO1D1_UART0_RTSN,
+ GPIO1D1_SPI_CSN0_M0,
+ GPIO1D1_DSP_TMS,
+
+ GPIO1D0_SHIFT = 0,
+ GPIO1D0_MASK = 3,
+ GPIO1D0_GPIO = 0,
+ GPIO1D0_UART0_CTSN,
+ GPIO1D0_SPI_CLK_M0,
+ GPIO1D0_DSP_TCK,
+};
+
+/* GRF_GPIO2A_IOMUX */
+enum {
+ GPIO2A7_SHIFT = 14,
+ GPIO2A7_MASK = 3 << GPIO2A7_SHIFT,
+ GPIO2A7_GPIO = 0,
+ GPIO2A7_FLASH_D7,
+ GPIO2A7_EMMC_D7,
+
+ GPIO2A6_SHIFT = 12,
+ GPIO2A6_MASK = 3 << GPIO2A6_SHIFT,
+ GPIO2A6_GPIO = 0,
+ GPIO2A6_FLASH_D6,
+ GPIO2A6_EMMC_D6,
+
+ GPIO2A5_SHIFT = 10,
+ GPIO2A5_MASK = 3 << GPIO2A5_SHIFT,
+ GPIO2A5_GPIO = 0,
+ GPIO2A5_FLASH_D5,
+ GPIO2A5_EMMC_D5,
+
+ GPIO2A4_SHIFT = 8,
+ GPIO2A4_MASK = 3 << GPIO2A4_SHIFT,
+ GPIO2A4_GPIO = 0,
+ GPIO2A4_FLASH_D4,
+ GPIO2A4_EMMC_D4,
+
+ GPIO2A3_SHIFT = 6,
+ GPIO2A3_MASK = 3 << GPIO2A3_SHIFT,
+ GPIO2A3_GPIO = 0,
+ GPIO2A3_FLASH_D3,
+ GPIO2A3_EMMC_D3,
+ GPIO2A3_SFC_HOLD_IO3,
+
+ GPIO2A2_SHIFT = 4,
+ GPIO2A2_MASK = 3 << GPIO2A2_SHIFT,
+ GPIO2A2_GPIO = 0,
+ GPIO2A2_FLASH_D2,
+ GPIO2A2_EMMC_D2,
+ GPIO2A2_SFC_WP_IO2,
+
+ GPIO2A1_SHIFT = 2,
+ GPIO2A1_MASK = 3 << GPIO2A1_SHIFT,
+ GPIO2A1_GPIO = 0,
+ GPIO2A1_FLASH_D1,
+ GPIO2A1_EMMC_D1,
+ GPIO2A1_SFC_SO_IO1,
+
+ GPIO2A0_SHIFT = 0,
+ GPIO2A0_MASK = 3 << GPIO2A0_SHIFT,
+ GPIO2A0_GPIO = 0,
+ GPIO2A0_FLASH_D0,
+ GPIO2A0_EMMC_D0,
+ GPIO2A0_SFC_SI_IO0,
+};
+
+/* GRF_GPIO2D_IOMUX */
+enum {
+ GPIO2B7_SHIFT = 14,
+ GPIO2B7_MASK = 3 << GPIO2B7_SHIFT,
+ GPIO2B7_GPIO = 0,
+ GPIO2B7_FLASH_CS1,
+ GPIO2B7_SFC_CLK,
+
+ GPIO2B6_SHIFT = 12,
+ GPIO2B6_MASK = 1 << GPIO2B6_SHIFT,
+ GPIO2B6_GPIO = 0,
+ GPIO2B6_EMMC_CLKO,
+
+ GPIO2B5_SHIFT = 10,
+ GPIO2B5_MASK = 1 << GPIO2B5_SHIFT,
+ GPIO2B5_GPIO = 0,
+ GPIO2B5_FLASH_CS0,
+
+ GPIO2B4_SHIFT = 8,
+ GPIO2B4_MASK = 3 << GPIO2B4_SHIFT,
+ GPIO2B4_GPIO = 0,
+ GPIO2B4_FLASH_RDY,
+ GPIO2B4_EMMC_CMD,
+ GPIO2B4_SFC_CSN0,
+
+ GPIO2B3_SHIFT = 6,
+ GPIO2B3_MASK = 1 << GPIO2B3_SHIFT,
+ GPIO2B3_GPIO = 0,
+ GPIO2B3_FLASH_RDN,
+
+ GPIO2B2_SHIFT = 4,
+ GPIO2B2_MASK = 1 << GPIO2B2_SHIFT,
+ GPIO2B2_GPIO = 0,
+ GPIO2B2_FLASH_WRN,
+
+ GPIO2B1_SHIFT = 2,
+ GPIO2B1_MASK = 1 << GPIO2B1_SHIFT,
+ GPIO2B1_GPIO = 0,
+ GPIO2B1_FLASH_CLE,
+
+ GPIO2B0_SHIFT = 0,
+ GPIO2B0_MASK = 1 << GPIO2B0_SHIFT,
+ GPIO2B0_GPIO = 0,
+ GPIO2B0_FLASH_ALE,
+};
+
+/* GRF_GPIO2D_IOMUX */
+enum {
+ GPIO2D7_SHIFT = 14,
+ GPIO2D7_MASK = 1 << GPIO2D7_SHIFT,
+ GPIO2D7_GPIO = 0,
+ GPIO2D7_SDIO_D0,
+
+ GPIO2D6_SHIFT = 12,
+ GPIO2D6_MASK = 1 << GPIO2D6_SHIFT,
+ GPIO2D6_GPIO = 0,
+ GPIO2D6_SDIO_CMD,
+
+ GPIO2D5_SHIFT = 10,
+ GPIO2D5_MASK = 1 << GPIO2D5_SHIFT,
+ GPIO2D5_GPIO = 0,
+ GPIO2D5_SDIO_CLKO,
+
+ GPIO2D4_SHIFT = 8,
+ GPIO2D4_MASK = 1 << GPIO2D4_SHIFT,
+ GPIO2D4_GPIO = 0,
+ GPIO2D4_I2C1_SCL,
+
+ GPIO2D3_SHIFT = 6,
+ GPIO2D3_MASK = 1 << GPIO2D3_SHIFT,
+ GPIO2D3_GPIO = 0,
+ GPIO2D3_I2C1_SDA,
+
+ GPIO2D2_SHIFT = 4,
+ GPIO2D2_MASK = 3 << GPIO2D2_SHIFT,
+ GPIO2D2_GPIO = 0,
+ GPIO2D2_UART2_SOUT_M0,
+ GPIO2D2_JTAG_TCK,
+
+ GPIO2D1_SHIFT = 2,
+ GPIO2D1_MASK = 3 << GPIO2D1_SHIFT,
+ GPIO2D1_GPIO = 0,
+ GPIO2D1_UART2_SIN_M0,
+ GPIO2D1_JTAG_TMS,
+ GPIO2D1_DSP_TMS,
+
+ GPIO2D0_SHIFT = 0,
+ GPIO2D0_MASK = 3,
+ GPIO2D0_GPIO = 0,
+ GPIO2D0_UART0_CTSN,
+ GPIO2D0_SPI_CLK_M0,
+ GPIO2D0_DSP_TCK,
+};
+
+/* GRF_GPIO3A_IOMUX */
+enum {
+ GPIO3A7_SHIFT = 14,
+ GPIO3A7_MASK = 1 << GPIO3A7_SHIFT,
+ GPIO3A7_GPIO = 0,
+
+ GPIO3A6_SHIFT = 12,
+ GPIO3A6_MASK = 1 << GPIO3A6_SHIFT,
+ GPIO3A6_GPIO = 0,
+ GPIO3A6_UART1_SOUT,
+
+ GPIO3A5_SHIFT = 10,
+ GPIO3A5_MASK = 1 << GPIO3A5_SHIFT,
+ GPIO3A5_GPIO = 0,
+ GPIO3A5_UART1_SIN,
+
+ GPIO3A4_SHIFT = 8,
+ GPIO3A4_MASK = 1 << GPIO3A4_SHIFT,
+ GPIO3A4_GPIO = 0,
+ GPIO3A4_UART1_CTSN,
+
+ GPIO3A3_SHIFT = 6,
+ GPIO3A3_MASK = 1 << GPIO3A3_SHIFT,
+ GPIO3A3_GPIO = 0,
+ GPIO3A3_UART1_RTSN,
+
+ GPIO3A2_SHIFT = 4,
+ GPIO3A2_MASK = 1 << GPIO3A2_SHIFT,
+ GPIO3A2_GPIO = 0,
+ GPIO3A2_SDIO_D3,
+
+ GPIO3A1_SHIFT = 2,
+ GPIO3A1_MASK = 1 << GPIO3A1_SHIFT,
+ GPIO3A1_GPIO = 0,
+ GPIO3A1_SDIO_D2,
+
+ GPIO3A0_SHIFT = 0,
+ GPIO3A0_MASK = 1,
+ GPIO3A0_GPIO = 0,
+ GPIO3A0_SDIO_D1,
+};
+
+/* GRF_GPIO3C_IOMUX */
+enum {
+ GPIO3C7_SHIFT = 14,
+ GPIO3C7_MASK = 1 << GPIO3C7_SHIFT,
+ GPIO3C7_GPIO = 0,
+ GPIO3C7_CIF_CLKI,
+
+ GPIO3C6_SHIFT = 12,
+ GPIO3C6_MASK = 1 << GPIO3C6_SHIFT,
+ GPIO3C6_GPIO = 0,
+ GPIO3C6_CIF_VSYNC,
+
+ GPIO3C5_SHIFT = 10,
+ GPIO3C5_MASK = 1 << GPIO3C5_SHIFT,
+ GPIO3C5_GPIO = 0,
+ GPIO3C5_SDMMC_CMD,
+
+ GPIO3C4_SHIFT = 8,
+ GPIO3C4_MASK = 1 << GPIO3C4_SHIFT,
+ GPIO3C4_GPIO = 0,
+ GPIO3C4_SDMMC_CLKO,
+
+ GPIO3C3_SHIFT = 6,
+ GPIO3C3_MASK = 3 << GPIO3C3_SHIFT,
+ GPIO3C3_GPIO = 0,
+ GPIO3C3_SDMMC_D0,
+ GPIO3C3_UART2_SOUT_M1,
+
+ GPIO3C2_SHIFT = 4,
+ GPIO3C2_MASK = 3 << GPIO3C2_SHIFT,
+ GPIO3C2_GPIO = 0,
+ GPIO3C2_SDMMC_D1,
+ GPIO3C2_UART2_SIN_M1,
+
+ GPIOC1_SHIFT = 2,
+ GPIOC1_MASK = 1 << GPIOC1_SHIFT,
+ GPIOC1_GPIO = 0,
+ GPIOC1_SDMMC_D2,
+
+ GPIOC0_SHIFT = 0,
+ GPIOC0_MASK = 1,
+ GPIO3C0_GPIO = 0,
+ GPIO3C0_SDMMC_D3,
+};
+#endif
diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
index 79249e0..150c68d 100644
--- a/drivers/pinctrl/Kconfig
+++ b/drivers/pinctrl/Kconfig
@@ -217,6 +217,16 @@ config PINCTRL_ROCKCHIP_RK3399
the GPIO definitions and pin control functions for each available
multiplex function.
+config PINCTRL_ROCKCHIP_RV1108
+ bool "Rockchip rv1108 pin control driver"
+ depends on DM
+ help
+ Support pin multiplexing control on Rockchip rv1108 SoC.
+
+ The driver is controlled by a device tree node which contains
+ both the GPIO definitions and pin control functions for each
+ available multiplex function.
+
config PINCTRL_SANDBOX
bool "Sandbox pinctrl driver"
depends on SANDBOX
diff --git a/drivers/pinctrl/rockchip/Makefile b/drivers/pinctrl/rockchip/Makefile
index 7b7c470..a1c655d 100644
--- a/drivers/pinctrl/rockchip/Makefile
+++ b/drivers/pinctrl/rockchip/Makefile
@@ -11,3 +11,4 @@ obj-$(CONFIG_PINCTRL_ROCKCHIP_RK3288) += pinctrl_rk3288.o
obj-$(CONFIG_PINCTRL_ROCKCHIP_RK3328) += pinctrl_rk3328.o
obj-$(CONFIG_PINCTRL_ROCKCHIP_RK3368) += pinctrl_rk3368.o
obj-$(CONFIG_PINCTRL_ROCKCHIP_RK3399) += pinctrl_rk3399.o
+obj-$(CONFIG_PINCTRL_ROCKCHIP_RV1108) += pinctrl_rv1108.o
diff --git a/drivers/pinctrl/rockchip/pinctrl_rv1108.c b/drivers/pinctrl/rockchip/pinctrl_rv1108.c
new file mode 100644
index 0000000..d98ec81
--- /dev/null
+++ b/drivers/pinctrl/rockchip/pinctrl_rv1108.c
@@ -0,0 +1,184 @@
+/*
+ * (C) Copyright 2016 Rockchip Electronics Co., Ltd
+ * Author: Andy Yan <andy.yan at rock-chips.com>
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#include <common.h>
+#include <dm.h>
+#include <errno.h>
+#include <syscon.h>
+#include <asm/io.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/grf_rv1108.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/periph.h>
+#include <dm/pinctrl.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+struct rv1108_pinctrl_priv {
+ struct rv1108_grf *grf;
+};
+
+static void pinctrl_rv1108_uart_config(struct rv1108_grf *grf, int uart_id)
+{
+ switch (uart_id) {
+ case PERIPH_ID_UART0:
+ rk_clrsetreg(&grf->gpio3a_iomux,
+ GPIO3A6_MASK | GPIO3A5_MASK,
+ GPIO3A6_UART1_SOUT << GPIO3A6_SHIFT |
+ GPIO3A5_UART1_SIN << GPIO3A5_SHIFT);
+ break;
+ case PERIPH_ID_UART1:
+ rk_clrsetreg(&grf->gpio1d_iomux,
+ GPIO1D3_MASK | GPIO1D2_MASK | GPIO1D1_MASK |
+ GPIO1D0_MASK,
+ GPIO1D3_UART0_SOUT << GPIO1D3_SHIFT |
+ GPIO1D2_UART0_SIN << GPIO1D2_SHIFT |
+ GPIO1D1_UART0_RTSN << GPIO1D1_SHIFT |
+ GPIO1D0_UART0_CTSN << GPIO1D0_SHIFT);
+ break;
+ case PERIPH_ID_UART2:
+ rk_clrsetreg(&grf->gpio2d_iomux,
+ GPIO2D2_MASK | GPIO2D1_MASK,
+ GPIO2D2_UART2_SOUT_M0 << GPIO2D2_SHIFT |
+ GPIO2D1_UART2_SIN_M0 << GPIO2D1_SHIFT);
+ break;
+ }
+}
+
+static void pinctrl_rv1108_gmac_config(struct rv1108_grf *grf, int func)
+{
+ rk_clrsetreg(&grf->gpio1b_iomux,
+ GPIO1B7_MASK | GPIO1B6_MASK | GPIO1B5_MASK |
+ GPIO1B4_MASK | GPIO1B3_MASK | GPIO1B2_MASK,
+ GPIO1B7_GMAC_RXDV << GPIO1B7_SHIFT |
+ GPIO1B6_GMAC_RXD1 << GPIO1B6_SHIFT |
+ GPIO1B5_GMAC_RXD0 << GPIO1B5_SHIFT |
+ GPIO1B4_GMAC_TXEN << GPIO1B4_SHIFT |
+ GPIO1B3_GMAC_TXD1 << GPIO1B3_SHIFT |
+ GPIO1B2_GMAC_TXD0 << GPIO1B2_SHIFT);
+ rk_clrsetreg(&grf->gpio1c_iomux,
+ GPIO1C5_MASK | GPIO1C4_MASK |
+ GPIO1C3_MASK | GPIO1C2_MASK,
+ GPIO1C5_GMAC_CLK << GPIO1C5_SHIFT |
+ GPIO1C4_GMAC_MDC << GPIO1C4_SHIFT |
+ GPIO1C3_GMAC_MDIO << GPIO1C3_SHIFT |
+ GPIO1C2_GMAC_RXER << GPIO1C2_SHIFT);
+ writel(0xffff57f5, &grf->gpio1b_drv);
+}
+
+static void pinctrl_rv1108_sfc_config(struct rv1108_grf *grf)
+{
+ rk_clrsetreg(&grf->gpio2a_iomux, GPIO2A3_MASK | GPIO2A2_MASK |
+ GPIO2A1_MASK | GPIO2A0_MASK,
+ GPIO2A3_SFC_HOLD_IO3 << GPIO2A3_SHIFT |
+ GPIO2A2_SFC_WP_IO2 << GPIO2A2_SHIFT |
+ GPIO2A1_SFC_SO_IO1 << GPIO2A1_SHIFT |
+ GPIO2A0_SFC_SI_IO0 << GPIO2A0_SHIFT);
+ rk_clrsetreg(&grf->gpio2b_iomux, GPIO2B7_MASK | GPIO2B4_MASK,
+ GPIO2B7_SFC_CLK << GPIO2B7_SHIFT |
+ GPIO2B4_SFC_CSN0 << GPIO2B4_SHIFT);
+}
+
+static int rv1108_pinctrl_request(struct udevice *dev, int func, int flags)
+{
+ struct rv1108_pinctrl_priv *priv = dev_get_priv(dev);
+
+ switch (func) {
+ case PERIPH_ID_UART0:
+ case PERIPH_ID_UART1:
+ case PERIPH_ID_UART2:
+ pinctrl_rv1108_uart_config(priv->grf, func);
+ break;
+ case PERIPH_ID_GMAC:
+ pinctrl_rv1108_gmac_config(priv->grf, func);
+ case PERIPH_ID_SFC:
+ pinctrl_rv1108_sfc_config(priv->grf);
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int rv1108_pinctrl_get_periph_id(struct udevice *dev,
+ struct udevice *periph)
+{
+ u32 cell[3];
+ int ret;
+
+ ret = fdtdec_get_int_array(gd->fdt_blob, periph->of_offset,
+ "interrupts", cell, ARRAY_SIZE(cell));
+ if (ret < 0)
+ return -EINVAL;
+
+ switch (cell[1]) {
+ case 11:
+ return PERIPH_ID_SDCARD;
+ case 13:
+ return PERIPH_ID_EMMC;
+ case 19:
+ return PERIPH_ID_GMAC;
+ case 30:
+ return PERIPH_ID_I2C0;
+ case 31:
+ return PERIPH_ID_I2C1;
+ case 32:
+ return PERIPH_ID_I2C2;
+ case 39:
+ return PERIPH_ID_PWM0;
+ case 44:
+ return PERIPH_ID_UART0;
+ case 45:
+ return PERIPH_ID_UART1;
+ case 46:
+ return PERIPH_ID_UART2;
+ case 56:
+ return PERIPH_ID_SFC;
+ }
+
+ return -ENOENT;
+}
+
+static int rv1108_pinctrl_set_state_simple(struct udevice *dev,
+ struct udevice *periph)
+{
+ int func;
+
+ func = rv1108_pinctrl_get_periph_id(dev, periph);
+ if (func < 0)
+ return func;
+
+ return rv1108_pinctrl_request(dev, func, 0);
+}
+
+static struct pinctrl_ops rv1108_pinctrl_ops = {
+ .set_state_simple = rv1108_pinctrl_set_state_simple,
+ .request = rv1108_pinctrl_request,
+ .get_periph_id = rv1108_pinctrl_get_periph_id,
+};
+
+static int rv1108_pinctrl_probe(struct udevice *dev)
+{
+ struct rv1108_pinctrl_priv *priv = dev_get_priv(dev);
+
+ priv->grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF);
+
+ return 0;
+}
+
+static const struct udevice_id rv1108_pinctrl_ids[] = {
+ {.compatible = "rockchip,rv1108-pinctrl" },
+ { }
+};
+
+U_BOOT_DRIVER(pinctrl_rv1108) = {
+ .name = "pinctrl_rv1108",
+ .id = UCLASS_PINCTRL,
+ .of_match = rv1108_pinctrl_ids,
+ .priv_auto_alloc_size = sizeof(struct rv1108_pinctrl_priv),
+ .ops = &rv1108_pinctrl_ops,
+ .bind = dm_scan_fdt_dev,
+ .probe = rv1108_pinctrl_probe,
+};
--
2.7.4
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