diff options
| -rw-r--r-- | arch/arm/include/asm/arch-rockchip/grf_rk3288.h | 178 | ||||
| -rw-r--r-- | drivers/pinctrl/rockchip/pinctrl_rk3288.c | 118 |
2 files changed, 296 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-rockchip/grf_rk3288.h b/arch/arm/include/asm/arch-rockchip/grf_rk3288.h index fbc4a0d80f8..818e4c56661 100644 --- a/arch/arm/include/asm/arch-rockchip/grf_rk3288.h +++ b/arch/arm/include/asm/arch-rockchip/grf_rk3288.h @@ -283,6 +283,163 @@ enum { GPIO3C0_EMMC_CMD, }; +/* GRF_GPIO3DL_IOMUX */ +enum { + GPIO3D3_SHIFT = 12, + GPIO3D3_MASK = 7, + GPIO3D3_GPIO = 0, + GPIO3D3_FLASH1_DATA3, + GPIO3D3_HOST_DOUT3, + GPIO3D3_MAC_RXD3, + GPIO3D3_SDIO1_DATA3, + + GPIO3D2_SHIFT = 8, + GPIO3D2_MASK = 7, + GPIO3D2_GPIO = 0, + GPIO3D2_FLASH1_DATA2, + GPIO3D2_HOST_DOUT2, + GPIO3D2_MAC_RXD2, + GPIO3D2_SDIO1_DATA2, + + GPIO3D1_SHIFT = 4, + GPIO3D1_MASK = 7, + GPIO3D1_GPIO = 0, + GPIO3DL1_FLASH1_DATA1, + GPIO3D1_HOST_DOUT1, + GPIO3D1_MAC_TXD3, + GPIO3D1_SDIO1_DATA1, + + GPIO3D0_SHIFT = 0, + GPIO3D0_MASK = 7, + GPIO3D0_GPIO = 0, + GPIO3D0_FLASH1_DATA0, + GPIO3D0_HOST_DOUT0, + GPIO3D0_MAC_TXD2, + GPIO3D0_SDIO1_DATA0, +}; + +/* GRF_GPIO3HL_IOMUX */ +enum { + GPIO3D7_SHIFT = 12, + GPIO3D7_MASK = 7, + GPIO3D7_GPIO = 0, + GPIO3D7_FLASH1_DATA7, + GPIO3D7_HOST_DOUT7, + GPIO3D7_MAC_RXD1, + GPIO3D7_SDIO1_INTN, + + GPIO3D6_SHIFT = 8, + GPIO3D6_MASK = 7, + GPIO3D6_GPIO = 0, + GPIO3D6_FLASH1_DATA6, + GPIO3D6_HOST_DOUT6, + GPIO3D6_MAC_RXD0, + GPIO3D6_SDIO1_BKPWR, + + GPIO3D5_SHIFT = 4, + GPIO3D5_MASK = 7, + GPIO3D5_GPIO = 0, + GPIO3D5_FLASH1_DATA5, + GPIO3D5_HOST_DOUT5, + GPIO3D5_MAC_TXD1, + GPIO3D5_SDIO1_WRPRT, + + GPIO3D4_SHIFT = 0, + GPIO3D4_MASK = 7, + GPIO3D4_GPIO = 0, + GPIO3D4_FLASH1_DATA4, + GPIO3D4_HOST_DOUT4, + GPIO3D4_MAC_TXD0, + GPIO3D4_SDIO1_DETECTN, +}; + +/* GRF_GPIO4AL_IOMUX */ +enum { + GPIO4A3_SHIFT = 12, + GPIO4A3_MASK = 7, + GPIO4A3_GPIO = 0, + GPIO4A3_FLASH1_ALE, + GPIO4A3_HOST_DOUT9, + GPIO4A3_MAC_CLK, + GPIO4A3_FLASH0_CSN6, + + GPIO4A2_SHIFT = 8, + GPIO4A2_MASK = 7, + GPIO4A2_GPIO = 0, + GPIO4A2_FLASH1_RDN, + GPIO4A2_HOST_DOUT8, + GPIO4A2_MAC_RXER, + GPIO4A2_FLASH0_CSN5, + + GPIO4A1_SHIFT = 4, + GPIO4A1_MASK = 7, + GPIO4A1_GPIO = 0, + GPIO4A1_FLASH1_WP, + GPIO4A1_HOST_CKOUTN, + GPIO4A1_MAC_TXDV, + GPIO4A1_FLASH0_CSN4, + + GPIO4A0_SHIFT = 0, + GPIO4A0_MASK = 3, + GPIO4A0_GPIO = 0, + GPIO4A0_FLASH1_RDY, + GPIO4A0_HOST_CKOUTP, + GPIO4A0_MAC_MDC, +}; + +/* GRF_GPIO4AH_IOMUX */ +enum { + GPIO4A7_SHIFT = 12, + GPIO4A7_MASK = 7, + GPIO4A7_GPIO = 0, + GPIO4A7_FLASH1_CSN1, + GPIO4A7_HOST_DOUT13, + GPIO4A7_MAC_CSR, + GPIO4A7_SDIO1_CLKOUT, + + GPIO4A6_SHIFT = 8, + GPIO4A6_MASK = 7, + GPIO4A6_GPIO = 0, + GPIO4A6_FLASH1_CSN0, + GPIO4A6_HOST_DOUT12, + GPIO4A6_MAC_RXCLK, + GPIO4A6_SDIO1_CMD, + + GPIO4A5_SHIFT = 4, + GPIO4A5_MASK = 3, + GPIO4A5_GPIO = 0, + GPIO4A5_FLASH1_WRN, + GPIO4A5_HOST_DOUT11, + GPIO4A5_MAC_MDIO, + + GPIO4A4_SHIFT = 0, + GPIO4A4_MASK = 7, + GPIO4A4_GPIO = 0, + GPIO4A4_FLASH1_CLE, + GPIO4A4_HOST_DOUT10, + GPIO4A4_MAC_TXEN, + GPIO4A4_FLASH0_CSN7, +}; + +/* GRF_GPIO4BL_IOMUX */ +enum { + GPIO4B1_SHIFT = 4, + GPIO4B1_MASK = 7, + GPIO4B1_GPIO = 0, + GPIO4B1_FLASH1_CSN2, + GPIO4B1_HOST_DOUT15, + GPIO4B1_MAC_TXCLK, + GPIO4B1_SDIO1_PWREN, + + GPIO4B0_SHIFT = 0, + GPIO4B0_MASK = 7, + GPIO4B0_GPIO = 0, + GPIO4B0_FLASH1_DQS, + GPIO4B0_HOST_DOUT14, + GPIO4B0_MAC_COL, + GPIO4B0_FLASH1_CSN3, +}; + /* GRF_GPIO4C_IOMUX */ enum { GPIO4C7_SHIFT = 14, @@ -886,4 +1043,25 @@ enum GRF_SOC_CON8 { RK3288_DPHY_TX0_TURNREQUEST_DIS = 0, }; +/* GPIO Bias settings */ +enum GPIO_BIAS { + GPIO_BIAS_2MA = 0, + GPIO_BIAS_4MA, + GPIO_BIAS_8MA, + GPIO_BIAS_12MA, +}; + +#define GPIO_BIAS_MASK 0x3 +#define GPIO_BIAS_SHIFT(x) ((x) * 2) + +enum GPIO_PU_PD { + GPIO_PULL_NORMAL = 0, + GPIO_PULL_UP, + GPIO_PULL_DOWN, + GPIO_PULL_REPEAT, +}; + +#define GPIO_PULL_MASK 0x3 +#define GPIO_PULL_SHIFT(x) ((x) * 2) + #endif diff --git a/drivers/pinctrl/rockchip/pinctrl_rk3288.c b/drivers/pinctrl/rockchip/pinctrl_rk3288.c index de5e8343e57..3c9ae974f47 100644 --- a/drivers/pinctrl/rockchip/pinctrl_rk3288.c +++ b/drivers/pinctrl/rockchip/pinctrl_rk3288.c @@ -402,6 +402,119 @@ static void pinctrl_rk3288_sdmmc_config(struct rk3288_grf *grf, int mmc_id) } } +static void pinctrl_rk3288_gmac_config(struct rk3288_grf *grf, int gmac_id) +{ + switch (gmac_id) { + case PERIPH_ID_GMAC: + rk_clrsetreg(&grf->gpio3dl_iomux, + GPIO3D3_MASK << GPIO3D3_SHIFT | + GPIO3D2_MASK << GPIO3D2_SHIFT | + GPIO3D2_MASK << GPIO3D1_SHIFT | + GPIO3D0_MASK << GPIO3D0_SHIFT, + GPIO3D3_MAC_RXD3 << GPIO3D3_SHIFT | + GPIO3D2_MAC_RXD2 << GPIO3D2_SHIFT | + GPIO3D1_MAC_TXD3 << GPIO3D1_SHIFT | + GPIO3D0_MAC_TXD2 << GPIO3D0_SHIFT); + + rk_clrsetreg(&grf->gpio3dh_iomux, + GPIO3D7_MASK << GPIO3D7_SHIFT | + GPIO3D6_MASK << GPIO3D6_SHIFT | + GPIO3D5_MASK << GPIO3D5_SHIFT | + GPIO3D4_MASK << GPIO3D4_SHIFT, + GPIO3D7_MAC_RXD1 << GPIO3D7_SHIFT | + GPIO3D6_MAC_RXD0 << GPIO3D6_SHIFT | + GPIO3D5_MAC_TXD1 << GPIO3D5_SHIFT | + GPIO3D4_MAC_TXD0 << GPIO3D4_SHIFT); + + /* switch the Tx pins to 12ma drive-strength */ + rk_clrsetreg(&grf->gpio1_e[2][3], + GPIO_BIAS_MASK | + (GPIO_BIAS_MASK << GPIO_BIAS_SHIFT(1)) | + (GPIO_BIAS_MASK << GPIO_BIAS_SHIFT(4)) | + (GPIO_BIAS_MASK << GPIO_BIAS_SHIFT(5)), + (GPIO_BIAS_12MA << GPIO_BIAS_SHIFT(0)) | + (GPIO_BIAS_12MA << GPIO_BIAS_SHIFT(1)) | + (GPIO_BIAS_12MA << GPIO_BIAS_SHIFT(4)) | + (GPIO_BIAS_12MA << GPIO_BIAS_SHIFT(5))); + + /* Set normal pull for all GPIO3D pins */ + rk_clrsetreg(&grf->gpio1_p[2][3], + (GPIO_PULL_MASK << GPIO_PULL_SHIFT(0)) | + (GPIO_PULL_MASK << GPIO_PULL_SHIFT(1)) | + (GPIO_PULL_MASK << GPIO_PULL_SHIFT(2)) | + (GPIO_PULL_MASK << GPIO_PULL_SHIFT(3)) | + (GPIO_PULL_MASK << GPIO_PULL_SHIFT(4)) | + (GPIO_PULL_MASK << GPIO_PULL_SHIFT(5)) | + (GPIO_PULL_MASK << GPIO_PULL_SHIFT(5)) | + (GPIO_PULL_MASK << GPIO_PULL_SHIFT(7)), + (GPIO_PULL_NORMAL << GPIO_PULL_SHIFT(0)) | + (GPIO_PULL_NORMAL << GPIO_PULL_SHIFT(1)) | + (GPIO_PULL_NORMAL << GPIO_PULL_SHIFT(2)) | + (GPIO_PULL_NORMAL << GPIO_PULL_SHIFT(3)) | + (GPIO_PULL_NORMAL << GPIO_PULL_SHIFT(4)) | + (GPIO_PULL_NORMAL << GPIO_PULL_SHIFT(5)) | + (GPIO_PULL_NORMAL << GPIO_PULL_SHIFT(6)) | + (GPIO_PULL_NORMAL << GPIO_PULL_SHIFT(7))); + + rk_clrsetreg(&grf->gpio4al_iomux, + GPIO4A3_MASK << GPIO4A3_SHIFT | + GPIO4A1_MASK << GPIO4A1_SHIFT | + GPIO4A0_MASK << GPIO4A0_SHIFT, + GPIO4A3_MAC_CLK << GPIO4A3_SHIFT | + GPIO4A1_MAC_TXDV << GPIO4A1_SHIFT | + GPIO4A0_MAC_MDC << GPIO4A0_SHIFT); + + rk_clrsetreg(&grf->gpio4ah_iomux, + GPIO4A6_MASK << GPIO4A6_SHIFT | + GPIO4A5_MASK << GPIO4A5_SHIFT | + GPIO4A4_MASK << GPIO4A4_SHIFT, + GPIO4A6_MAC_RXCLK << GPIO4A6_SHIFT | + GPIO4A5_MAC_MDIO << GPIO4A5_SHIFT | + GPIO4A4_MAC_TXEN << GPIO4A4_SHIFT); + + /* switch GPIO4A4 to 12ma drive-strength */ + rk_clrsetreg(&grf->gpio1_e[3][0], + GPIO_BIAS_MASK << GPIO_BIAS_SHIFT(4), + GPIO_BIAS_12MA << GPIO_BIAS_SHIFT(4)); + + /* Set normal pull for all GPIO4A pins */ + rk_clrsetreg(&grf->gpio1_p[3][0], + (GPIO_PULL_MASK << GPIO_PULL_SHIFT(0)) | + (GPIO_PULL_MASK << GPIO_PULL_SHIFT(1)) | + (GPIO_PULL_MASK << GPIO_PULL_SHIFT(2)) | + (GPIO_PULL_MASK << GPIO_PULL_SHIFT(3)) | + (GPIO_PULL_MASK << GPIO_PULL_SHIFT(4)) | + (GPIO_PULL_MASK << GPIO_PULL_SHIFT(5)) | + (GPIO_PULL_MASK << GPIO_PULL_SHIFT(5)) | + (GPIO_PULL_MASK << GPIO_PULL_SHIFT(7)), + (GPIO_PULL_NORMAL << GPIO_PULL_SHIFT(0)) | + (GPIO_PULL_NORMAL << GPIO_PULL_SHIFT(1)) | + (GPIO_PULL_NORMAL << GPIO_PULL_SHIFT(2)) | + (GPIO_PULL_NORMAL << GPIO_PULL_SHIFT(3)) | + (GPIO_PULL_NORMAL << GPIO_PULL_SHIFT(4)) | + (GPIO_PULL_NORMAL << GPIO_PULL_SHIFT(5)) | + (GPIO_PULL_NORMAL << GPIO_PULL_SHIFT(6)) | + (GPIO_PULL_NORMAL << GPIO_PULL_SHIFT(7))); + + /* switch GPIO4B1 to 12ma drive-strength */ + rk_clrsetreg(&grf->gpio1_e[3][1], + GPIO_BIAS_MASK << GPIO_BIAS_SHIFT(1), + GPIO_BIAS_12MA << GPIO_BIAS_SHIFT(1)); + + /* Set pull normal for GPIO4B1, pull up for GPIO4B0 */ + rk_clrsetreg(&grf->gpio1_p[3][1], + (GPIO_PULL_MASK << GPIO_PULL_SHIFT(0)) | + (GPIO_PULL_MASK << GPIO_PULL_SHIFT(1)), + (GPIO_PULL_UP << GPIO_PULL_SHIFT(0)) | + (GPIO_PULL_NORMAL << GPIO_PULL_SHIFT(1))); + + break; + default: + printf("gmac id = %d iomux error!\n", gmac_id); + break; + } +} + #ifndef CONFIG_SPL_BUILD static void pinctrl_rk3288_hdmi_config(struct rk3288_grf *grf, int hdmi_id) { @@ -465,6 +578,9 @@ static int rk3288_pinctrl_request(struct udevice *dev, int func, int flags) case PERIPH_ID_SDMMC1: pinctrl_rk3288_sdmmc_config(priv->grf, func); break; + case PERIPH_ID_GMAC: + pinctrl_rk3288_gmac_config(priv->grf, func); + break; default: return -EINVAL; } @@ -484,6 +600,8 @@ static int rk3288_pinctrl_get_periph_id(struct udevice *dev, return -EINVAL; switch (cell[1]) { + case 27: + return PERIPH_ID_GMAC; case 44: return PERIPH_ID_SPI0; case 45: |