rockchip: pinctrl: Add rv1108 pinctrl driver
authorAndy Yan <andy.yan@rock-chips.com>
Thu, 1 Jun 2017 10:00:10 +0000 (18:00 +0800)
committerSimon Glass <sjg@chromium.org>
Wed, 7 Jun 2017 13:29:24 +0000 (07:29 -0600)
Add pinctrl support for Rockchip rv1108 soc

Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
arch/arm/include/asm/arch-rockchip/grf_rv1108.h [new file with mode: 0644]
drivers/pinctrl/Kconfig
drivers/pinctrl/rockchip/Makefile
drivers/pinctrl/rockchip/pinctrl_rv1108.c [new file with mode: 0644]

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 (file)
index 0000000..c816a5b
--- /dev/null
@@ -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
index 79249e07877688df2e6d9437473223d3e955974d..150c68d794e8c611e6a9bf3f3687bb3fecd4db05 100644 (file)
@@ -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
index 7b7c470b460347ac6db00712a7da6ebb40a03a20..a1c655d537d17429028e711450092d6d025b22b5 100644 (file)
@@ -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 (file)
index 0000000..bdf3910
--- /dev/null
@@ -0,0 +1,184 @@
+/*
+ * (C) Copyright 2016 Rockchip Electronics Co., Ltd
+ * Author: Andy Yan <andy.yan@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, dev_of_offset(periph),
+                                  "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,
+};