diff options
Diffstat (limited to 'arch/arm/mach-tegra/board-harmony.c')
| -rw-r--r-- | arch/arm/mach-tegra/board-harmony.c | 145 |
1 files changed, 116 insertions, 29 deletions
diff --git a/arch/arm/mach-tegra/board-harmony.c b/arch/arm/mach-tegra/board-harmony.c index b9dbdb1289d0..75c918a86a31 100644 --- a/arch/arm/mach-tegra/board-harmony.c +++ b/arch/arm/mach-tegra/board-harmony.c @@ -2,6 +2,7 @@ * arch/arm/mach-tegra/board-harmony.c * * Copyright (C) 2010 Google, Inc. + * Copyright (C) 2011 NVIDIA, Inc. * * This software is licensed under the terms of the GNU General Public * License version 2, as published by the Free Software Foundation, and @@ -22,43 +23,27 @@ #include <linux/dma-mapping.h> #include <linux/pda_power.h> #include <linux/io.h> +#include <linux/gpio.h> +#include <linux/i2c.h> +#include <linux/i2c-tegra.h> + +#include <sound/wm8903.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> #include <asm/setup.h> +#include <mach/harmony_audio.h> #include <mach/iomap.h> #include <mach/irqs.h> +#include <mach/sdhci.h> #include "board.h" #include "board-harmony.h" #include "clock.h" - -/* NVidia bootloader tags */ -#define ATAG_NVIDIA 0x41000801 - -#define ATAG_NVIDIA_RM 0x1 -#define ATAG_NVIDIA_DISPLAY 0x2 -#define ATAG_NVIDIA_FRAMEBUFFER 0x3 -#define ATAG_NVIDIA_CHIPSHMOO 0x4 -#define ATAG_NVIDIA_CHIPSHMOOPHYS 0x5 -#define ATAG_NVIDIA_PRESERVED_MEM_0 0x10000 -#define ATAG_NVIDIA_PRESERVED_MEM_N 2 -#define ATAG_NVIDIA_FORCE_32 0x7fffffff - -struct tag_tegra { - __u32 bootarg_key; - __u32 bootarg_len; - char bootarg[1]; -}; - -static int __init parse_tag_nvidia(const struct tag *tag) -{ - - return 0; -} -__tagtable(ATAG_NVIDIA, parse_tag_nvidia); +#include "devices.h" +#include "gpio-names.h" static struct plat_serial8250_port debug_uart_platform_data[] = { { @@ -82,8 +67,81 @@ static struct platform_device debug_uart = { }, }; +static struct harmony_audio_platform_data harmony_audio_pdata = { + .gpio_spkr_en = TEGRA_GPIO_SPKR_EN, + .gpio_hp_det = TEGRA_GPIO_HP_DET, + .gpio_int_mic_en = TEGRA_GPIO_INT_MIC_EN, + .gpio_ext_mic_en = TEGRA_GPIO_EXT_MIC_EN, +}; + +static struct platform_device harmony_audio_device = { + .name = "tegra-snd-harmony", + .id = 0, + .dev = { + .platform_data = &harmony_audio_pdata, + }, +}; + +static struct tegra_i2c_platform_data harmony_i2c1_platform_data = { + .bus_clk_rate = 400000, +}; + +static struct tegra_i2c_platform_data harmony_i2c2_platform_data = { + .bus_clk_rate = 400000, +}; + +static struct tegra_i2c_platform_data harmony_i2c3_platform_data = { + .bus_clk_rate = 400000, +}; + +static struct tegra_i2c_platform_data harmony_dvc_platform_data = { + .bus_clk_rate = 400000, +}; + +static struct wm8903_platform_data harmony_wm8903_pdata = { + .irq_active_low = 0, + .micdet_cfg = 0, + .micdet_delay = 100, + .gpio_base = HARMONY_GPIO_WM8903(0), + .gpio_cfg = { + WM8903_GPIO_NO_CONFIG, + WM8903_GPIO_NO_CONFIG, + 0, + WM8903_GPIO_NO_CONFIG, + WM8903_GPIO_NO_CONFIG, + }, +}; + +static struct i2c_board_info __initdata wm8903_board_info = { + I2C_BOARD_INFO("wm8903", 0x1a), + .platform_data = &harmony_wm8903_pdata, + .irq = TEGRA_GPIO_TO_IRQ(TEGRA_GPIO_CDC_IRQ), +}; + +static void __init harmony_i2c_init(void) +{ + tegra_i2c_device1.dev.platform_data = &harmony_i2c1_platform_data; + tegra_i2c_device2.dev.platform_data = &harmony_i2c2_platform_data; + tegra_i2c_device3.dev.platform_data = &harmony_i2c3_platform_data; + tegra_i2c_device4.dev.platform_data = &harmony_dvc_platform_data; + + platform_device_register(&tegra_i2c_device1); + platform_device_register(&tegra_i2c_device2); + platform_device_register(&tegra_i2c_device3); + platform_device_register(&tegra_i2c_device4); + + i2c_register_board_info(0, &wm8903_board_info, 1); +} + static struct platform_device *harmony_devices[] __initdata = { &debug_uart, + &tegra_sdhci_device1, + &tegra_sdhci_device2, + &tegra_sdhci_device4, + &tegra_i2s_device1, + &tegra_das_device, + &tegra_pcm_device, + &harmony_audio_device, }; static void __init tegra_harmony_fixup(struct machine_desc *desc, @@ -99,25 +157,54 @@ static void __init tegra_harmony_fixup(struct machine_desc *desc, static __initdata struct tegra_clk_init_table harmony_clk_init_table[] = { /* name parent rate enabled */ { "uartd", "pll_p", 216000000, true }, + { "pll_a", "pll_p_out1", 56448000, true }, + { "pll_a_out0", "pll_a", 11289600, true }, + { "cdev1", NULL, 0, true }, + { "i2s1", "pll_a_out0", 11289600, false}, { NULL, NULL, 0, 0}, }; + +static struct tegra_sdhci_platform_data sdhci_pdata1 = { + .cd_gpio = -1, + .wp_gpio = -1, + .power_gpio = -1, +}; + +static struct tegra_sdhci_platform_data sdhci_pdata2 = { + .cd_gpio = TEGRA_GPIO_SD2_CD, + .wp_gpio = TEGRA_GPIO_SD2_WP, + .power_gpio = TEGRA_GPIO_SD2_POWER, +}; + +static struct tegra_sdhci_platform_data sdhci_pdata4 = { + .cd_gpio = TEGRA_GPIO_SD4_CD, + .wp_gpio = TEGRA_GPIO_SD4_WP, + .power_gpio = TEGRA_GPIO_SD4_POWER, + .is_8bit = 1, +}; + static void __init tegra_harmony_init(void) { - tegra_common_init(); - tegra_clk_init_from_table(harmony_clk_init_table); harmony_pinmux_init(); + tegra_sdhci_device1.dev.platform_data = &sdhci_pdata1; + tegra_sdhci_device2.dev.platform_data = &sdhci_pdata2; + tegra_sdhci_device4.dev.platform_data = &sdhci_pdata4; + platform_add_devices(harmony_devices, ARRAY_SIZE(harmony_devices)); + harmony_i2c_init(); + harmony_regulator_init(); } MACHINE_START(HARMONY, "harmony") .boot_params = 0x00000100, .fixup = tegra_harmony_fixup, - .init_irq = tegra_init_irq, - .init_machine = tegra_harmony_init, .map_io = tegra_map_common_io, + .init_early = tegra_init_early, + .init_irq = tegra_init_irq, .timer = &tegra_timer, + .init_machine = tegra_harmony_init, MACHINE_END |