summaryrefslogtreecommitdiff
path: root/drivers/pinctrl/rockchip/pinctrl_rk3328.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/pinctrl/rockchip/pinctrl_rk3328.c')
-rw-r--r--drivers/pinctrl/rockchip/pinctrl_rk3328.c388
1 files changed, 388 insertions, 0 deletions
diff --git a/drivers/pinctrl/rockchip/pinctrl_rk3328.c b/drivers/pinctrl/rockchip/pinctrl_rk3328.c
index c74163e026a..fa2356a7a1a 100644
--- a/drivers/pinctrl/rockchip/pinctrl_rk3328.c
+++ b/drivers/pinctrl/rockchip/pinctrl_rk3328.c
@@ -17,6 +17,267 @@
DECLARE_GLOBAL_DATA_PTR;
+enum {
+ /* GPIO0A_IOMUX */
+ GPIO0A5_SEL_SHIFT = 10,
+ GPIO0A5_SEL_MASK = 3 << GPIO0A5_SEL_SHIFT,
+ GPIO0A5_I2C3_SCL = 2,
+
+ GPIO0A6_SEL_SHIFT = 12,
+ GPIO0A6_SEL_MASK = 3 << GPIO0A6_SEL_SHIFT,
+ GPIO0A6_I2C3_SDA = 2,
+
+ GPIO0A7_SEL_SHIFT = 14,
+ GPIO0A7_SEL_MASK = 3 << GPIO0A7_SEL_SHIFT,
+ GPIO0A7_EMMC_DATA0 = 2,
+
+ /* GPIO0B_IOMUX*/
+ GPIO0B0_SEL_SHIFT = 0,
+ GPIO0B0_SEL_MASK = 3 << GPIO0B0_SEL_SHIFT,
+ GPIO0B0_GAMC_CLKTXM0 = 1,
+
+ GPIO0B4_SEL_SHIFT = 8,
+ GPIO0B4_SEL_MASK = 3 << GPIO0B4_SEL_SHIFT,
+ GPIO0B4_GAMC_TXENM0 = 1,
+
+ /* GPIO0C_IOMUX*/
+ GPIO0C0_SEL_SHIFT = 0,
+ GPIO0C0_SEL_MASK = 3 << GPIO0C0_SEL_SHIFT,
+ GPIO0C0_GAMC_TXD1M0 = 1,
+
+ GPIO0C1_SEL_SHIFT = 2,
+ GPIO0C1_SEL_MASK = 3 << GPIO0C1_SEL_SHIFT,
+ GPIO0C1_GAMC_TXD0M0 = 1,
+
+ GPIO0C6_SEL_SHIFT = 12,
+ GPIO0C6_SEL_MASK = 3 << GPIO0C6_SEL_SHIFT,
+ GPIO0C6_GAMC_TXD2M0 = 1,
+
+ GPIO0C7_SEL_SHIFT = 14,
+ GPIO0C7_SEL_MASK = 3 << GPIO0C7_SEL_SHIFT,
+ GPIO0C7_GAMC_TXD3M0 = 1,
+
+ /* GPIO0D_IOMUX*/
+ GPIO0D0_SEL_SHIFT = 0,
+ GPIO0D0_SEL_MASK = 3 << GPIO0D0_SEL_SHIFT,
+ GPIO0D0_GMAC_CLKM0 = 1,
+
+ GPIO0D6_SEL_SHIFT = 12,
+ GPIO0D6_SEL_MASK = 3 << GPIO0D6_SEL_SHIFT,
+ GPIO0D6_GPIO = 0,
+ GPIO0D6_SDMMC0_PWRENM1 = 3,
+
+ /* GPIO1A_IOMUX */
+ GPIO1A0_SEL_SHIFT = 0,
+ GPIO1A0_SEL_MASK = 0x3fff << GPIO1A0_SEL_SHIFT,
+ GPIO1A0_CARD_DATA_CLK_CMD_DETN = 0x1555,
+
+ /* GPIO1B_IOMUX */
+ GPIO1B0_SEL_SHIFT = 0,
+ GPIO1B0_SEL_MASK = 3 << GPIO1B0_SEL_SHIFT,
+ GPIO1B0_GMAC_TXD1M1 = 2,
+
+ GPIO1B1_SEL_SHIFT = 2,
+ GPIO1B1_SEL_MASK = 3 << GPIO1B1_SEL_SHIFT,
+ GPIO1B1_GMAC_TXD0M1 = 2,
+
+ GPIO1B2_SEL_SHIFT = 4,
+ GPIO1B2_SEL_MASK = 3 << GPIO1B2_SEL_SHIFT,
+ GPIO1B2_GMAC_RXD1M1 = 2,
+
+ GPIO1B3_SEL_SHIFT = 6,
+ GPIO1B3_SEL_MASK = 3 << GPIO1B3_SEL_SHIFT,
+ GPIO1B3_GMAC_RXD0M1 = 2,
+
+ GPIO1B4_SEL_SHIFT = 8,
+ GPIO1B4_SEL_MASK = 3 << GPIO1B4_SEL_SHIFT,
+ GPIO1B4_GMAC_TXCLKM1 = 2,
+
+ GPIO1B5_SEL_SHIFT = 10,
+ GPIO1B5_SEL_MASK = 3 << GPIO1B5_SEL_SHIFT,
+ GPIO1B5_GMAC_RXCLKM1 = 2,
+
+ GPIO1B6_SEL_SHIFT = 12,
+ GPIO1B6_SEL_MASK = 3 << GPIO1B6_SEL_SHIFT,
+ GPIO1B6_GMAC_RXD3M1 = 2,
+
+ GPIO1B7_SEL_SHIFT = 14,
+ GPIO1B7_SEL_MASK = 3 << GPIO1B7_SEL_SHIFT,
+ GPIO1B7_GMAC_RXD2M1 = 2,
+
+ /* GPIO1C_IOMUX */
+ GPIO1C0_SEL_SHIFT = 0,
+ GPIO1C0_SEL_MASK = 3 << GPIO1C0_SEL_SHIFT,
+ GPIO1C0_GMAC_TXD3M1 = 2,
+
+ GPIO1C1_SEL_SHIFT = 2,
+ GPIO1C1_SEL_MASK = 3 << GPIO1C1_SEL_SHIFT,
+ GPIO1C1_GMAC_TXD2M1 = 2,
+
+ GPIO1C3_SEL_SHIFT = 6,
+ GPIO1C3_SEL_MASK = 3 << GPIO1C3_SEL_SHIFT,
+ GPIO1C3_GMAC_MDIOM1 = 2,
+
+ GPIO1C5_SEL_SHIFT = 10,
+ GPIO1C5_SEL_MASK = 3 << GPIO1C5_SEL_SHIFT,
+ GPIO1C5_GMAC_CLKM1 = 2,
+
+ GPIO1C6_SEL_SHIFT = 12,
+ GPIO1C6_SEL_MASK = 3 << GPIO1C6_SEL_SHIFT,
+ GPIO1C6_GMAC_RXDVM1 = 2,
+
+ GPIO1C7_SEL_SHIFT = 14,
+ GPIO1C7_SEL_MASK = 3 << GPIO1C7_SEL_SHIFT,
+ GPIO1C7_GMAC_MDCM1 = 2,
+
+ /* GPIO1D_IOMUX */
+ GPIO1D1_SEL_SHIFT = 2,
+ GPIO1D1_SEL_MASK = 3 << GPIO1D1_SEL_SHIFT,
+ GPIO1D1_GMAC_TXENM1 = 2,
+
+ /* GPIO2A_IOMUX */
+ GPIO2A0_SEL_SHIFT = 0,
+ GPIO2A0_SEL_MASK = 3 << GPIO2A0_SEL_SHIFT,
+ GPIO2A0_UART2_TX_M1 = 1,
+
+ GPIO2A1_SEL_SHIFT = 2,
+ GPIO2A1_SEL_MASK = 3 << GPIO2A1_SEL_SHIFT,
+ GPIO2A1_UART2_RX_M1 = 1,
+
+ GPIO2A2_SEL_SHIFT = 4,
+ GPIO2A2_SEL_MASK = 3 << GPIO2A2_SEL_SHIFT,
+ GPIO2A2_PWM_IR = 1,
+
+ GPIO2A4_SEL_SHIFT = 8,
+ GPIO2A4_SEL_MASK = 3 << GPIO2A4_SEL_SHIFT,
+ GPIO2A4_PWM_0 = 1,
+ GPIO2A4_I2C1_SDA,
+
+ GPIO2A5_SEL_SHIFT = 10,
+ GPIO2A5_SEL_MASK = 3 << GPIO2A5_SEL_SHIFT,
+ GPIO2A5_PWM_1 = 1,
+ GPIO2A5_I2C1_SCL,
+
+ GPIO2A6_SEL_SHIFT = 12,
+ GPIO2A6_SEL_MASK = 3 << GPIO2A6_SEL_SHIFT,
+ GPIO2A6_PWM_2 = 1,
+
+ GPIO2A7_SEL_SHIFT = 14,
+ GPIO2A7_SEL_MASK = 3 << GPIO2A7_SEL_SHIFT,
+ GPIO2A7_GPIO = 0,
+ GPIO2A7_SDMMC0_PWRENM0,
+
+ /* GPIO2BL_IOMUX */
+ GPIO2BL0_SEL_SHIFT = 0,
+ GPIO2BL0_SEL_MASK = 0x3f << GPIO2BL0_SEL_SHIFT,
+ GPIO2BL0_SPI_CLK_TX_RX_M0 = 0x15,
+
+ GPIO2BL3_SEL_SHIFT = 6,
+ GPIO2BL3_SEL_MASK = 3 << GPIO2BL3_SEL_SHIFT,
+ GPIO2BL3_SPI_CSN0_M0 = 1,
+
+ GPIO2BL4_SEL_SHIFT = 8,
+ GPIO2BL4_SEL_MASK = 3 << GPIO2BL4_SEL_SHIFT,
+ GPIO2BL4_SPI_CSN1_M0 = 1,
+
+ GPIO2BL5_SEL_SHIFT = 10,
+ GPIO2BL5_SEL_MASK = 3 << GPIO2BL5_SEL_SHIFT,
+ GPIO2BL5_I2C2_SDA = 1,
+
+ GPIO2BL6_SEL_SHIFT = 12,
+ GPIO2BL6_SEL_MASK = 3 << GPIO2BL6_SEL_SHIFT,
+ GPIO2BL6_I2C2_SCL = 1,
+
+ /* GPIO2D_IOMUX */
+ GPIO2D0_SEL_SHIFT = 0,
+ GPIO2D0_SEL_MASK = 3 << GPIO2D0_SEL_SHIFT,
+ GPIO2D0_I2C0_SCL = 1,
+
+ GPIO2D1_SEL_SHIFT = 2,
+ GPIO2D1_SEL_MASK = 3 << GPIO2D1_SEL_SHIFT,
+ GPIO2D1_I2C0_SDA = 1,
+
+ GPIO2D4_SEL_SHIFT = 8,
+ GPIO2D4_SEL_MASK = 0xff << GPIO2D4_SEL_SHIFT,
+ GPIO2D4_EMMC_DATA1234 = 0xaa,
+
+ /* GPIO3C_IOMUX */
+ GPIO3C0_SEL_SHIFT = 0,
+ GPIO3C0_SEL_MASK = 0x3fff << GPIO3C0_SEL_SHIFT,
+ GPIO3C0_EMMC_DATA567_PWR_CLK_RSTN_CMD = 0x2aaa,
+
+ /* COM_IOMUX */
+ IOMUX_SEL_UART2_SHIFT = 0,
+ IOMUX_SEL_UART2_MASK = 3 << IOMUX_SEL_UART2_SHIFT,
+ IOMUX_SEL_UART2_M0 = 0,
+ IOMUX_SEL_UART2_M1,
+
+ IOMUX_SEL_GMAC_SHIFT = 2,
+ IOMUX_SEL_GMAC_MASK = 1 << IOMUX_SEL_GMAC_SHIFT,
+ IOMUX_SEL_GMAC_M0 = 0,
+ IOMUX_SEL_GMAC_M1,
+
+ IOMUX_SEL_SPI_SHIFT = 4,
+ IOMUX_SEL_SPI_MASK = 3 << IOMUX_SEL_SPI_SHIFT,
+ IOMUX_SEL_SPI_M0 = 0,
+ IOMUX_SEL_SPI_M1,
+ IOMUX_SEL_SPI_M2,
+
+ IOMUX_SEL_SDMMC_SHIFT = 7,
+ IOMUX_SEL_SDMMC_MASK = 1 << IOMUX_SEL_SDMMC_SHIFT,
+ IOMUX_SEL_SDMMC_M0 = 0,
+ IOMUX_SEL_SDMMC_M1,
+
+ IOMUX_SEL_GMACM1_OPTIMIZATION_SHIFT = 10,
+ IOMUX_SEL_GMACM1_OPTIMIZATION_MASK = 1 << IOMUX_SEL_GMACM1_OPTIMIZATION_SHIFT,
+ IOMUX_SEL_GMACM1_OPTIMIZATION_BEFORE = 0,
+ IOMUX_SEL_GMACM1_OPTIMIZATION_AFTER,
+
+ /* GRF_GPIO1B_E */
+ GRF_GPIO1B0_E_SHIFT = 0,
+ GRF_GPIO1B0_E_MASK = 3 << GRF_GPIO1B0_E_SHIFT,
+ GRF_GPIO1B1_E_SHIFT = 2,
+ GRF_GPIO1B1_E_MASK = 3 << GRF_GPIO1B1_E_SHIFT,
+ GRF_GPIO1B2_E_SHIFT = 4,
+ GRF_GPIO1B2_E_MASK = 3 << GRF_GPIO1B2_E_SHIFT,
+ GRF_GPIO1B3_E_SHIFT = 6,
+ GRF_GPIO1B3_E_MASK = 3 << GRF_GPIO1B3_E_SHIFT,
+ GRF_GPIO1B4_E_SHIFT = 8,
+ GRF_GPIO1B4_E_MASK = 3 << GRF_GPIO1B4_E_SHIFT,
+ GRF_GPIO1B5_E_SHIFT = 10,
+ GRF_GPIO1B5_E_MASK = 3 << GRF_GPIO1B5_E_SHIFT,
+ GRF_GPIO1B6_E_SHIFT = 12,
+ GRF_GPIO1B6_E_MASK = 3 << GRF_GPIO1B6_E_SHIFT,
+ GRF_GPIO1B7_E_SHIFT = 14,
+ GRF_GPIO1B7_E_MASK = 3 << GRF_GPIO1B7_E_SHIFT,
+
+ /* GRF_GPIO1C_E */
+ GRF_GPIO1C0_E_SHIFT = 0,
+ GRF_GPIO1C0_E_MASK = 3 << GRF_GPIO1C0_E_SHIFT,
+ GRF_GPIO1C1_E_SHIFT = 2,
+ GRF_GPIO1C1_E_MASK = 3 << GRF_GPIO1C1_E_SHIFT,
+ GRF_GPIO1C3_E_SHIFT = 6,
+ GRF_GPIO1C3_E_MASK = 3 << GRF_GPIO1C3_E_SHIFT,
+ GRF_GPIO1C5_E_SHIFT = 10,
+ GRF_GPIO1C5_E_MASK = 3 << GRF_GPIO1C5_E_SHIFT,
+ GRF_GPIO1C6_E_SHIFT = 12,
+ GRF_GPIO1C6_E_MASK = 3 << GRF_GPIO1C6_E_SHIFT,
+ GRF_GPIO1C7_E_SHIFT = 14,
+ GRF_GPIO1C7_E_MASK = 3 << GRF_GPIO1C7_E_SHIFT,
+
+ /* GRF_GPIO1D_E */
+ GRF_GPIO1D1_E_SHIFT = 2,
+ GRF_GPIO1D1_E_MASK = 3 << GRF_GPIO1D1_E_SHIFT,
+};
+
+/* GPIO Bias drive strength settings */
+enum GPIO_BIAS {
+ GPIO_BIAS_2MA = 0,
+ GPIO_BIAS_4MA,
+ GPIO_BIAS_8MA,
+ GPIO_BIAS_12MA,
+};
+
struct rk3328_pinctrl_priv {
struct rk3328_grf_regs *grf;
};
@@ -200,6 +461,124 @@ static void pinctrl_rk3328_sdmmc_config(struct rk3328_grf_regs *grf,
}
}
+#if CONFIG_IS_ENABLED(GMAC_ROCKCHIP)
+static void pinctrl_rk3328_gmac_config(struct rk3328_grf_regs *grf, int gmac_id)
+{
+ switch (gmac_id) {
+ case PERIPH_ID_GMAC:
+ /* set rgmii m1 pins mux */
+ rk_clrsetreg(&grf->gpio1b_iomux,
+ GPIO1B0_SEL_MASK |
+ GPIO1B1_SEL_MASK |
+ GPIO1B2_SEL_MASK |
+ GPIO1B3_SEL_MASK |
+ GPIO1B4_SEL_MASK |
+ GPIO1B5_SEL_MASK |
+ GPIO1B6_SEL_MASK |
+ GPIO1B7_SEL_MASK,
+ GPIO1B0_GMAC_TXD1M1 << GPIO1B0_SEL_SHIFT |
+ GPIO1B1_GMAC_TXD0M1 << GPIO1B1_SEL_SHIFT |
+ GPIO1B2_GMAC_RXD1M1 << GPIO1B2_SEL_SHIFT |
+ GPIO1B3_GMAC_RXD0M1 << GPIO1B3_SEL_SHIFT |
+ GPIO1B4_GMAC_TXCLKM1 << GPIO1B4_SEL_SHIFT |
+ GPIO1B5_GMAC_RXCLKM1 << GPIO1B5_SEL_SHIFT |
+ GPIO1B6_GMAC_RXD3M1 << GPIO1B6_SEL_SHIFT |
+ GPIO1B7_GMAC_RXD2M1 << GPIO1B7_SEL_SHIFT);
+
+ rk_clrsetreg(&grf->gpio1c_iomux,
+ GPIO1C0_SEL_MASK |
+ GPIO1C1_SEL_MASK |
+ GPIO1C3_SEL_MASK |
+ GPIO1C5_SEL_MASK |
+ GPIO1C6_SEL_MASK |
+ GPIO1C7_SEL_MASK,
+ GPIO1C0_GMAC_TXD3M1 << GPIO1C0_SEL_SHIFT |
+ GPIO1C1_GMAC_TXD2M1 << GPIO1C1_SEL_SHIFT |
+ GPIO1C3_GMAC_MDIOM1 << GPIO1C3_SEL_SHIFT |
+ GPIO1C5_GMAC_CLKM1 << GPIO1C5_SEL_SHIFT |
+ GPIO1C6_GMAC_RXDVM1 << GPIO1C6_SEL_SHIFT |
+ GPIO1C7_GMAC_MDCM1 << GPIO1C7_SEL_SHIFT);
+
+ rk_clrsetreg(&grf->gpio1d_iomux,
+ GPIO1D1_SEL_MASK,
+ GPIO1D1_GMAC_TXENM1 << GPIO1D1_SEL_SHIFT);
+
+ /* set rgmii m0 tx pins mux */
+ rk_clrsetreg(&grf->gpio0b_iomux,
+ GPIO0B0_SEL_MASK |
+ GPIO0B4_SEL_MASK,
+ GPIO0B0_GAMC_CLKTXM0 << GPIO0B0_SEL_SHIFT |
+ GPIO0B4_GAMC_TXENM0 << GPIO0B4_SEL_SHIFT);
+
+ rk_clrsetreg(&grf->gpio0c_iomux,
+ GPIO0C0_SEL_MASK |
+ GPIO0C1_SEL_MASK |
+ GPIO0C6_SEL_MASK |
+ GPIO0C7_SEL_MASK,
+ GPIO0C0_GAMC_TXD1M0 << GPIO0C0_SEL_SHIFT |
+ GPIO0C1_GAMC_TXD0M0 << GPIO0C1_SEL_SHIFT |
+ GPIO0C6_GAMC_TXD2M0 << GPIO0C6_SEL_SHIFT |
+ GPIO0C7_GAMC_TXD3M0 << GPIO0C7_SEL_SHIFT);
+
+ rk_clrsetreg(&grf->gpio0d_iomux,
+ GPIO0D0_SEL_MASK,
+ GPIO0D0_GMAC_CLKM0 << GPIO0D0_SEL_SHIFT);
+
+ /* set com mux */
+ rk_clrsetreg(&grf->com_iomux,
+ IOMUX_SEL_GMAC_MASK |
+ IOMUX_SEL_GMACM1_OPTIMIZATION_MASK,
+ IOMUX_SEL_GMAC_M1 << IOMUX_SEL_GMAC_SHIFT |
+ IOMUX_SEL_GMACM1_OPTIMIZATION_AFTER <<
+ IOMUX_SEL_GMACM1_OPTIMIZATION_SHIFT);
+
+ /*
+ * set rgmii m1 tx pins to 12ma drive-strength,
+ * and clean others to 2ma.
+ */
+ rk_clrsetreg(&grf->gpio1b_e,
+ GRF_GPIO1B0_E_MASK |
+ GRF_GPIO1B1_E_MASK |
+ GRF_GPIO1B2_E_MASK |
+ GRF_GPIO1B3_E_MASK |
+ GRF_GPIO1B4_E_MASK |
+ GRF_GPIO1B5_E_MASK |
+ GRF_GPIO1B6_E_MASK |
+ GRF_GPIO1B7_E_MASK,
+ GPIO_BIAS_12MA << GRF_GPIO1B0_E_SHIFT |
+ GPIO_BIAS_12MA << GRF_GPIO1B1_E_SHIFT |
+ GPIO_BIAS_2MA << GRF_GPIO1B2_E_SHIFT |
+ GPIO_BIAS_2MA << GRF_GPIO1B3_E_SHIFT |
+ GPIO_BIAS_12MA << GRF_GPIO1B4_E_SHIFT |
+ GPIO_BIAS_2MA << GRF_GPIO1B5_E_SHIFT |
+ GPIO_BIAS_2MA << GRF_GPIO1B6_E_SHIFT |
+ GPIO_BIAS_2MA << GRF_GPIO1B7_E_SHIFT);
+
+ rk_clrsetreg(&grf->gpio1c_e,
+ GRF_GPIO1C0_E_MASK |
+ GRF_GPIO1C1_E_MASK |
+ GRF_GPIO1C3_E_MASK |
+ GRF_GPIO1C5_E_MASK |
+ GRF_GPIO1C6_E_MASK |
+ GRF_GPIO1C7_E_MASK,
+ GPIO_BIAS_12MA << GRF_GPIO1C0_E_SHIFT |
+ GPIO_BIAS_12MA << GRF_GPIO1C1_E_SHIFT |
+ GPIO_BIAS_2MA << GRF_GPIO1C3_E_SHIFT |
+ GPIO_BIAS_2MA << GRF_GPIO1C5_E_SHIFT |
+ GPIO_BIAS_2MA << GRF_GPIO1C6_E_SHIFT |
+ GPIO_BIAS_2MA << GRF_GPIO1C7_E_SHIFT);
+
+ rk_clrsetreg(&grf->gpio1d_e,
+ GRF_GPIO1D1_E_MASK,
+ GPIO_BIAS_12MA << GRF_GPIO1D1_E_SHIFT);
+ break;
+ default:
+ debug("gmac id = %d iomux error!\n", gmac_id);
+ break;
+ }
+}
+#endif
+
static int rk3328_pinctrl_request(struct udevice *dev, int func, int flags)
{
struct rk3328_pinctrl_priv *priv = dev_get_priv(dev);
@@ -236,6 +615,11 @@ static int rk3328_pinctrl_request(struct udevice *dev, int func, int flags)
case PERIPH_ID_SDMMC1:
pinctrl_rk3328_sdmmc_config(priv->grf, func);
break;
+#if CONFIG_IS_ENABLED(GMAC_ROCKCHIP)
+ case PERIPH_ID_GMAC:
+ pinctrl_rk3328_gmac_config(priv->grf, func);
+ break;
+#endif
default:
return -EINVAL;
}
@@ -270,6 +654,10 @@ static int rk3328_pinctrl_get_periph_id(struct udevice *dev,
return PERIPH_ID_SDCARD;
case 14:
return PERIPH_ID_EMMC;
+#if CONFIG_IS_ENABLED(GMAC_ROCKCHIP)
+ case 24:
+ return PERIPH_ID_GMAC;
+#endif
}
return -ENOENT;
generated by cgit v1.2.3 (git 2.0.4) at 2024-09-17 08:31:20 +0000