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authorMarcel Ziswiler <marcel.ziswiler@toradex.com>2012-12-21 16:26:25 +0100
committerMarcel Ziswiler <marcel.ziswiler@toradex.com>2012-12-21 16:26:25 +0100
commit5bdde4505c493377165e6c2bdd5b51c86a53afa9 (patch)
tree5c9fb5e03c1ae8b5e6ce2f7665e45260129206cc
parent9fec45b720abdf5b699aaeb9dad074453dc46d09 (diff)
colibri_t30: integrate spidev supportT30_LinuxImageV2.0Alpha0_20121227
Integrate spidev support straight from Colibri T20.
-rw-r--r--arch/arm/mach-tegra/board-colibri_t30.c30
1 files changed, 29 insertions, 1 deletions
diff --git a/arch/arm/mach-tegra/board-colibri_t30.c b/arch/arm/mach-tegra/board-colibri_t30.c
index cbef64f9ed08..0a742a14f8d4 100644
--- a/arch/arm/mach-tegra/board-colibri_t30.c
+++ b/arch/arm/mach-tegra/board-colibri_t30.c
@@ -413,15 +413,41 @@ static struct platform_device tegra_rtc_device = {
#endif
/* SPI */
-//TBR
+
+#if defined(CONFIG_SPI_TEGRA) && defined(CONFIG_SPI_SPIDEV)
+static struct spi_board_info tegra_spi_devices[] __initdata = {
+ {
+ .bus_num = 3,
+ .chip_select = 0,
+ .irq = 0,
+ .max_speed_hz = 50000000,
+ .modalias = "spidev",
+ .mode = SPI_MODE_0,
+ .platform_data = NULL,
+ },
+};
+
+static void __init colibri_t30_register_spidev(void)
+{
+ spi_register_board_info(tegra_spi_devices,
+ ARRAY_SIZE(tegra_spi_devices));
+}
+#else /* CONFIG_SPI_TEGRA && CONFIG_SPI_SPIDEV */
+#define colibri_t30_register_spidev() do {} while (0)
+#endif /* CONFIG_SPI_TEGRA && CONFIG_SPI_SPIDEV */
+
static struct platform_device *colibri_t30_spi_devices[] __initdata = {
&tegra_spi_device4,
};
static struct spi_clk_parent spi_parent_clk[] = {
[0] = {.name = "pll_p"},
+#ifndef CONFIG_TEGRA_PLLM_RESTRICTED
[1] = {.name = "pll_m"},
[2] = {.name = "clk_m"},
+#else /* !CONFIG_TEGRA_PLLM_RESTRICTED */
+ [1] = {.name = "clk_m"},
+#endif /* !CONFIG_TEGRA_PLLM_RESTRICTED */
};
static struct tegra_spi_platform_data colibri_t30_spi_pdata = {
@@ -864,6 +890,8 @@ static void __init colibri_t30_init(void)
#ifdef COLIBRI_T30_V10
colibri_t30_nand_init();
#endif
+ colibri_t30_register_spidev();
+
tegra_release_bootloader_fb();
#ifdef CONFIG_TEGRA_WDT_RECOVERY
tegra_wdt_recovery_init();