From c9aa831ee26f629fbd2df67cab8bb357777e2256 Mon Sep 17 00:00:00 2001 From: Tom Warren Date: Thu, 21 Feb 2013 12:31:30 +0000 Subject: Tegra: MMC: Add DT support to MMC driver for all T20 boards tegra_mmc_init() now parses the DT info for bus width, WP/CD GPIOs, etc. Tested on Seaboard, fully functional. Tamonten boards (medcom-wide, plutux, and tec) use a different/new dtsi file w/common settings. Signed-off-by: Tom Warren Signed-off-by: Thierry Reding Reviewed-by: Stephen Warren --- board/avionic-design/common/tamonten.c | 19 +------------- board/compal/paz00/paz00.c | 26 +------------------- board/compulab/trimslice/trimslice.c | 23 +---------------- board/nvidia/common/board.c | 25 +++++++++++++++++++ board/nvidia/harmony/harmony.c | 26 +------------------- board/nvidia/seaboard/seaboard.c | 25 +------------------ board/nvidia/whistler/whistler.c | 30 ++++------------------- board/toradex/colibri_t20_iris/colibri_t20_iris.c | 11 ++++----- 8 files changed, 40 insertions(+), 145 deletions(-) (limited to 'board') diff --git a/board/avionic-design/common/tamonten.c b/board/avionic-design/common/tamonten.c index e6a932ec3c..ea95e43286 100644 --- a/board/avionic-design/common/tamonten.c +++ b/board/avionic-design/common/tamonten.c @@ -33,13 +33,8 @@ #include #include #include -#include #include #include -#ifdef CONFIG_TEGRA_MMC -#include -#endif - #ifdef CONFIG_BOARD_EARLY_INIT_F void gpio_early_init(void) @@ -54,7 +49,7 @@ void gpio_early_init(void) * Routine: pin_mux_mmc * Description: setup the pin muxes/tristate values for the SDMMC(s) */ -static void pin_mux_mmc(void) +void pin_mux_mmc(void) { funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_GME_8_BIT); /* for write-protect GPIO PI6 */ @@ -62,16 +57,4 @@ static void pin_mux_mmc(void) /* for CD GPIO PH2 */ pinmux_tristate_disable(PINGRP_ATD); } - -/* this is a weak define that we are overriding */ -int board_mmc_init(bd_t *bd) -{ - /* Enable muxes, etc. for SDMMC controllers */ - pin_mux_mmc(); - - /* init dev 0, SD slot, with 4-bit bus */ - tegra_mmc_init(0, 4, GPIO_PI6, GPIO_PH2); - - return 0; -} #endif diff --git a/board/compal/paz00/paz00.c b/board/compal/paz00/paz00.c index 1447f47605..d6e5c3740e 100644 --- a/board/compal/paz00/paz00.c +++ b/board/compal/paz00/paz00.c @@ -18,19 +18,14 @@ #include #include #include -#include #include -#ifdef CONFIG_TEGRA_MMC -#include -#endif - #ifdef CONFIG_TEGRA_MMC /* * Routine: pin_mux_mmc * Description: setup the pin muxes/tristate values for the SDMMC(s) */ -static void pin_mux_mmc(void) +void pin_mux_mmc(void) { /* SDMMC4: config 3, x8 on 2nd set of pins */ pinmux_set_func(PINGRP_ATB, PMUX_FUNC_SDIO4); @@ -51,25 +46,6 @@ static void pin_mux_mmc(void) /* For CD GPIO PV5 */ pinmux_tristate_disable(PINGRP_GPV); } - -/* this is a weak define that we are overriding */ -int board_mmc_init(bd_t *bd) -{ - debug("board_mmc_init called\n"); - - /* Enable muxes, etc. for SDMMC controllers */ - pin_mux_mmc(); - - debug("board_mmc_init: init eMMC\n"); - /* init dev 0, eMMC chip, with 8-bit bus */ - tegra_mmc_init(0, 8, -1, -1); - - debug("board_mmc_init: init SD slot\n"); - /* init dev 3, SD slot, with 4-bit bus */ - tegra_mmc_init(3, 4, GPIO_PV1, GPIO_PV5); - - return 0; -} #endif #ifdef CONFIG_LCD diff --git a/board/compulab/trimslice/trimslice.c b/board/compulab/trimslice/trimslice.c index 8f4dd09faa..8401100b18 100644 --- a/board/compulab/trimslice/trimslice.c +++ b/board/compulab/trimslice/trimslice.c @@ -27,12 +27,8 @@ #include #include #include -#include #include #include -#ifdef CONFIG_TEGRA_MMC -#include -#endif void pin_mux_usb(void) { @@ -52,7 +48,7 @@ void pin_mux_spi(void) * Routine: pin_mux_mmc * Description: setup the pin muxes/tristate values for the SDMMC(s) */ -static void pin_mux_mmc(void) +void pin_mux_mmc(void) { funcmux_select(PERIPH_ID_SDMMC1, FUNCMUX_SDMMC1_SDIO1_4BIT); funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_4_BIT); @@ -60,20 +56,3 @@ static void pin_mux_mmc(void) /* For CD GPIO PP1 */ pinmux_tristate_disable(PINGRP_DAP3); } - -/* this is a weak define that we are overriding */ -int board_mmc_init(bd_t *bd) -{ - debug("board_mmc_init called\n"); - - /* Enable muxes, etc. for SDMMC controllers */ - pin_mux_mmc(); - - /* init dev 0 (SDMMC4), (micro-SD slot) with 4-bit bus */ - tegra_mmc_init(0, 4, -1, GPIO_PP1); - - /* init dev 3 (SDMMC1), (SD slot) with 4-bit bus */ - tegra_mmc_init(3, 4, -1, -1); - - return 0; -} diff --git a/board/nvidia/common/board.c b/board/nvidia/common/board.c index 665fa1c36c..babbe08e06 100644 --- a/board/nvidia/common/board.c +++ b/board/nvidia/common/board.c @@ -48,6 +48,9 @@ #ifdef CONFIG_USB_EHCI_TEGRA #include #endif +#ifdef CONFIG_TEGRA_MMC +#include +#endif #include #include #include "emc.h" @@ -221,3 +224,25 @@ int board_late_init(void) #endif return 0; } + +#if defined(CONFIG_TEGRA_MMC) +void __pin_mux_mmc(void) +{ +} + +void pin_mux_mmc(void) __attribute__((weak, alias("__pin_mux_mmc"))); + +/* this is a weak define that we are overriding */ +int board_mmc_init(bd_t *bd) +{ + debug("%s called\n", __func__); + + /* Enable muxes, etc. for SDMMC controllers */ + pin_mux_mmc(); + + debug("%s: init MMC\n", __func__); + tegra_mmc_init(); + + return 0; +} +#endif diff --git a/board/nvidia/harmony/harmony.c b/board/nvidia/harmony/harmony.c index 93430edd3b..312244139c 100644 --- a/board/nvidia/harmony/harmony.c +++ b/board/nvidia/harmony/harmony.c @@ -27,19 +27,14 @@ #include #include #include -#include #include -#ifdef CONFIG_TEGRA_MMC -#include -#endif - #ifdef CONFIG_TEGRA_MMC /* * Routine: pin_mux_mmc * Description: setup the pin muxes/tristate values for the SDMMC(s) */ -static void pin_mux_mmc(void) +void pin_mux_mmc(void) { funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_GME_8_BIT); funcmux_select(PERIPH_ID_SDMMC2, FUNCMUX_SDMMC2_DTA_DTD_8BIT); @@ -54,25 +49,6 @@ static void pin_mux_mmc(void) /* For CD GPIO PI5 */ pinmux_tristate_disable(PINGRP_ATC); } - -/* this is a weak define that we are overriding */ -int board_mmc_init(bd_t *bd) -{ - debug("board_mmc_init called\n"); - - /* Enable muxes, etc. for SDMMC controllers */ - pin_mux_mmc(); - - debug("board_mmc_init: init SD slot J26\n"); - /* init dev 0, SD slot J26, with 8-bit bus */ - tegra_mmc_init(0, 8, GPIO_PI6, GPIO_PH2); - - debug("board_mmc_init: init SD slot J5\n"); - /* init dev 2, SD slot J5, with 4-bit bus */ - tegra_mmc_init(2, 4, GPIO_PT3, GPIO_PI5); - - return 0; -} #endif void pin_mux_usb(void) diff --git a/board/nvidia/seaboard/seaboard.c b/board/nvidia/seaboard/seaboard.c index 3e33da0afc..e581fddf43 100644 --- a/board/nvidia/seaboard/seaboard.c +++ b/board/nvidia/seaboard/seaboard.c @@ -28,11 +28,7 @@ #include #include #include -#include #include -#ifdef CONFIG_TEGRA_MMC -#include -#endif /* TODO: Remove this code when the SPI switch is working */ #if !defined(CONFIG_SPI_UART_SWITCH) && (CONFIG_MACH_TYPE != MACH_TYPE_VENTANA) @@ -51,7 +47,7 @@ void gpio_early_init_uart(void) * Routine: pin_mux_mmc * Description: setup the pin muxes/tristate values for the SDMMC(s) */ -static void pin_mux_mmc(void) +void pin_mux_mmc(void) { funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_GME_8_BIT); funcmux_select(PERIPH_ID_SDMMC3, FUNCMUX_SDMMC3_SDB_4BIT); @@ -61,25 +57,6 @@ static void pin_mux_mmc(void) /* For CD GPIO PI5 */ pinmux_tristate_disable(PINGRP_ATC); } - -/* this is a weak define that we are overriding */ -int board_mmc_init(bd_t *bd) -{ - debug("board_mmc_init called\n"); - - /* Enable muxes, etc. for SDMMC controllers */ - pin_mux_mmc(); - - debug("board_mmc_init: init eMMC\n"); - /* init dev 0, eMMC chip, with 8-bit bus */ - tegra_mmc_init(0, 8, -1, -1); - - debug("board_mmc_init: init SD slot\n"); - /* init dev 1, SD slot, with 4-bit bus */ - tegra_mmc_init(1, 4, GPIO_PI6, GPIO_PI5); - - return 0; -} #endif void pin_mux_usb(void) diff --git a/board/nvidia/whistler/whistler.c b/board/nvidia/whistler/whistler.c index 592cd6b496..f18aa277b3 100644 --- a/board/nvidia/whistler/whistler.c +++ b/board/nvidia/whistler/whistler.c @@ -27,32 +27,19 @@ #include #include #include -#include #include #include -#ifdef CONFIG_TEGRA_MMC -#include -#endif - +#ifdef CONFIG_TEGRA_MMC /* * Routine: pin_mux_mmc * Description: setup the pin muxes/tristate values for the SDMMC(s) */ -static void pin_mux_mmc(void) -{ - funcmux_select(PERIPH_ID_SDMMC3, FUNCMUX_SDMMC3_SDB_SLXA_8BIT); - funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATC_ATD_8BIT); -} - -/* this is a weak define that we are overriding */ -int board_mmc_init(bd_t *bd) +void pin_mux_mmc(void) { uchar val; int ret; - debug("board_mmc_init called\n"); - /* Turn on MAX8907B LDO12 to 2.8V for J40 power */ ret = i2c_set_bus_num(0); if (ret) @@ -70,17 +57,10 @@ int board_mmc_init(bd_t *bd) if (ret) printf("i2c_write 0 0x3c 0x44 failed: %d\n", ret); - /* Enable muxes, etc. for SDMMC controllers */ - pin_mux_mmc(); - - /* init dev 0 (SDMMC4), (J29 "HSMMC") with 8-bit bus */ - tegra_mmc_init(0, 8, -1, -1); - - /* init dev 1 (SDMMC3), (J40 "SDIO3") with 8-bit bus */ - tegra_mmc_init(1, 8, -1, -1); - - return 0; + funcmux_select(PERIPH_ID_SDMMC3, FUNCMUX_SDMMC3_SDB_SLXA_8BIT); + funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATC_ATD_8BIT); } +#endif /* this is a weak define that we are overriding */ void pin_mux_usb(void) diff --git a/board/toradex/colibri_t20_iris/colibri_t20_iris.c b/board/toradex/colibri_t20_iris/colibri_t20_iris.c index e40a98609f..aa76f65fde 100644 --- a/board/toradex/colibri_t20_iris/colibri_t20_iris.c +++ b/board/toradex/colibri_t20_iris/colibri_t20_iris.c @@ -19,7 +19,6 @@ #include #include #include -#include #include "../colibri_t20-common/colibri_t20-common.h" @@ -34,13 +33,13 @@ void pin_mux_usb(void) #endif #ifdef CONFIG_TEGRA_MMC -int board_mmc_init(bd_t *bd) +/* + * Routine: pin_mux_mmc + * Description: setup the pin muxes/tristate values for the SDMMC(s) + */ +void pin_mux_mmc(void) { funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_4_BIT); pinmux_tristate_disable(PINGRP_GMB); - - tegra_mmc_init(0, 4, -1, GPIO_PC7); - - return 0; } #endif -- cgit v1.2.1