From 2e8acbc28314ce1a0f9cc65a7e76bd24595a6bad Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Thu, 17 Feb 2011 14:28:51 +0800 Subject: ARM: mxs/mx23evk: add auart device Signed-off-by: Shawn Guo Signed-off-by: Sascha Hauer --- arch/arm/mach-mxs/mach-mx23evk.c | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'arch/arm/mach-mxs/mach-mx23evk.c') diff --git a/arch/arm/mach-mxs/mach-mx23evk.c b/arch/arm/mach-mxs/mach-mx23evk.c index aa0640052f5..0737ce2e6cf 100644 --- a/arch/arm/mach-mxs/mach-mx23evk.c +++ b/arch/arm/mach-mxs/mach-mx23evk.c @@ -30,6 +30,16 @@ static const iomux_cfg_t mx23evk_pads[] __initconst = { /* duart */ MX23_PAD_PWM0__DUART_RX | MXS_PAD_4MA, MX23_PAD_PWM1__DUART_TX | MXS_PAD_4MA, + + /* auart */ + MX23_PAD_AUART1_RX__AUART1_RX | + (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), + MX23_PAD_AUART1_TX__AUART1_TX | + (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), + MX23_PAD_AUART1_CTS__AUART1_CTS | + (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), + MX23_PAD_AUART1_RTS__AUART1_RTS | + (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), }; static void __init mx23evk_init(void) @@ -37,6 +47,7 @@ static void __init mx23evk_init(void) mxs_iomux_setup_multiple_pads(mx23evk_pads, ARRAY_SIZE(mx23evk_pads)); mx23_add_duart(); + mx23_add_auart0(); } static void __init mx23evk_timer_init(void) -- cgit v1.2.3-70-g09d2 From db63a493838473e3ae87e0db06bb6ddd817f20a2 Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Sun, 6 Mar 2011 00:40:19 +0800 Subject: ARM: mxs: add helper macro for pad control This patch is to add pad control helper macro to make the code easy to read. The need is being seen when adding pad definitions for LCDIF which gets ~30 pads to define. Signed-off-by: Shawn Guo Signed-off-by: Sascha Hauer --- arch/arm/mach-mxs/include/mach/iomux.h | 3 ++ arch/arm/mach-mxs/mach-mx23evk.c | 16 +++---- arch/arm/mach-mxs/mach-mx28evk.c | 82 ++++++++++++---------------------- 3 files changed, 37 insertions(+), 64 deletions(-) (limited to 'arch/arm/mach-mxs/mach-mx23evk.c') diff --git a/arch/arm/mach-mxs/include/mach/iomux.h b/arch/arm/mach-mxs/include/mach/iomux.h index fe558e3c5a9..7abdf58b8bb 100644 --- a/arch/arm/mach-mxs/include/mach/iomux.h +++ b/arch/arm/mach-mxs/include/mach/iomux.h @@ -91,6 +91,9 @@ typedef u32 iomux_cfg_t; #define MXS_PAD_PULLUP ((PAD_PULLUP << MXS_PAD_PULL_SHIFT) | \ MXS_PAD_PULL_VALID_MASK) +/* generic pad control used in most cases */ +#define MXS_PAD_CTRL (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL) + #define MXS_IOMUX_PAD(_bank, _pin, _muxsel, _ma, _vol, _pull) \ (((iomux_cfg_t)(_bank) << MXS_PAD_BANK_SHIFT) | \ ((iomux_cfg_t)(_pin) << MXS_PAD_PIN_SHIFT) | \ diff --git a/arch/arm/mach-mxs/mach-mx23evk.c b/arch/arm/mach-mxs/mach-mx23evk.c index 0737ce2e6cf..d7240547f0d 100644 --- a/arch/arm/mach-mxs/mach-mx23evk.c +++ b/arch/arm/mach-mxs/mach-mx23evk.c @@ -28,18 +28,14 @@ static const iomux_cfg_t mx23evk_pads[] __initconst = { /* duart */ - MX23_PAD_PWM0__DUART_RX | MXS_PAD_4MA, - MX23_PAD_PWM1__DUART_TX | MXS_PAD_4MA, + MX23_PAD_PWM0__DUART_RX | MXS_PAD_CTRL, + MX23_PAD_PWM1__DUART_TX | MXS_PAD_CTRL, /* auart */ - MX23_PAD_AUART1_RX__AUART1_RX | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), - MX23_PAD_AUART1_TX__AUART1_TX | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), - MX23_PAD_AUART1_CTS__AUART1_CTS | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), - MX23_PAD_AUART1_RTS__AUART1_RTS | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), + MX23_PAD_AUART1_RX__AUART1_RX | MXS_PAD_CTRL, + MX23_PAD_AUART1_TX__AUART1_TX | MXS_PAD_CTRL, + MX23_PAD_AUART1_CTS__AUART1_CTS | MXS_PAD_CTRL, + MX23_PAD_AUART1_RTS__AUART1_RTS | MXS_PAD_CTRL, }; static void __init mx23evk_init(void) diff --git a/arch/arm/mach-mxs/mach-mx28evk.c b/arch/arm/mach-mxs/mach-mx28evk.c index 1f0b708138f..987e3d54280 100644 --- a/arch/arm/mach-mxs/mach-mx28evk.c +++ b/arch/arm/mach-mxs/mach-mx28evk.c @@ -33,68 +33,42 @@ static const iomux_cfg_t mx28evk_pads[] __initconst = { /* duart */ - MX28_PAD_PWM0__DUART_RX | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), - MX28_PAD_PWM1__DUART_TX | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), + MX28_PAD_PWM0__DUART_RX | MXS_PAD_CTRL, + MX28_PAD_PWM1__DUART_TX | MXS_PAD_CTRL, /* auart0 */ - MX28_PAD_AUART0_RX__AUART0_RX | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), - MX28_PAD_AUART0_TX__AUART0_TX | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), - MX28_PAD_AUART0_CTS__AUART0_CTS | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), - MX28_PAD_AUART0_RTS__AUART0_RTS | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), + MX28_PAD_AUART0_RX__AUART0_RX | MXS_PAD_CTRL, + MX28_PAD_AUART0_TX__AUART0_TX | MXS_PAD_CTRL, + MX28_PAD_AUART0_CTS__AUART0_CTS | MXS_PAD_CTRL, + MX28_PAD_AUART0_RTS__AUART0_RTS | MXS_PAD_CTRL, /* auart3 */ - MX28_PAD_AUART3_RX__AUART3_RX | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), - MX28_PAD_AUART3_TX__AUART3_TX | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), - MX28_PAD_AUART3_CTS__AUART3_CTS | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), - MX28_PAD_AUART3_RTS__AUART3_RTS | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), + MX28_PAD_AUART3_RX__AUART3_RX | MXS_PAD_CTRL, + MX28_PAD_AUART3_TX__AUART3_TX | MXS_PAD_CTRL, + MX28_PAD_AUART3_CTS__AUART3_CTS | MXS_PAD_CTRL, + MX28_PAD_AUART3_RTS__AUART3_RTS | MXS_PAD_CTRL, +#define MXS_PAD_FEC (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP) /* fec0 */ - MX28_PAD_ENET0_MDC__ENET0_MDC | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_ENET0_MDIO__ENET0_MDIO | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_ENET0_RX_EN__ENET0_RX_EN | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_ENET0_RXD0__ENET0_RXD0 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_ENET0_RXD1__ENET0_RXD1 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_ENET0_TX_EN__ENET0_TX_EN | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_ENET0_TXD0__ENET0_TXD0 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_ENET0_TXD1__ENET0_TXD1 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_ENET_CLK__CLKCTRL_ENET | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), + MX28_PAD_ENET0_MDC__ENET0_MDC | MXS_PAD_FEC, + MX28_PAD_ENET0_MDIO__ENET0_MDIO | MXS_PAD_FEC, + MX28_PAD_ENET0_RX_EN__ENET0_RX_EN | MXS_PAD_FEC, + MX28_PAD_ENET0_RXD0__ENET0_RXD0 | MXS_PAD_FEC, + MX28_PAD_ENET0_RXD1__ENET0_RXD1 | MXS_PAD_FEC, + MX28_PAD_ENET0_TX_EN__ENET0_TX_EN | MXS_PAD_FEC, + MX28_PAD_ENET0_TXD0__ENET0_TXD0 | MXS_PAD_FEC, + MX28_PAD_ENET0_TXD1__ENET0_TXD1 | MXS_PAD_FEC, + MX28_PAD_ENET_CLK__CLKCTRL_ENET | MXS_PAD_FEC, /* fec1 */ - MX28_PAD_ENET0_CRS__ENET1_RX_EN | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_ENET0_RXD2__ENET1_RXD0 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_ENET0_RXD3__ENET1_RXD1 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_ENET0_COL__ENET1_TX_EN | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_ENET0_TXD2__ENET1_TXD0 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_ENET0_TXD3__ENET1_TXD1 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), + MX28_PAD_ENET0_CRS__ENET1_RX_EN | MXS_PAD_FEC, + MX28_PAD_ENET0_RXD2__ENET1_RXD0 | MXS_PAD_FEC, + MX28_PAD_ENET0_RXD3__ENET1_RXD1 | MXS_PAD_FEC, + MX28_PAD_ENET0_COL__ENET1_TX_EN | MXS_PAD_FEC, + MX28_PAD_ENET0_TXD2__ENET1_TXD0 | MXS_PAD_FEC, + MX28_PAD_ENET0_TXD3__ENET1_TXD1 | MXS_PAD_FEC, /* phy power line */ - MX28_PAD_SSP1_DATA3__GPIO_2_15 | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), + MX28_PAD_SSP1_DATA3__GPIO_2_15 | MXS_PAD_CTRL, /* phy reset line */ - MX28_PAD_ENET0_RX_CLK__GPIO_4_13 | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), + MX28_PAD_ENET0_RX_CLK__GPIO_4_13 | MXS_PAD_CTRL, }; /* fec */ -- cgit v1.2.3-70-g09d2 From b73d77b2b75091b09d31f5c47924c99d4f19930a Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Sun, 6 Mar 2011 00:40:22 +0800 Subject: ARM: mxs/mx23evk: add framebuffer device Signed-off-by: Shawn Guo Signed-off-by: Sascha Hauer --- arch/arm/mach-mxs/Kconfig | 1 + arch/arm/mach-mxs/mach-mx23evk.c | 79 ++++++++++++++++++++++++++++++++++++++++ 2 files changed, 80 insertions(+) (limited to 'arch/arm/mach-mxs/mach-mx23evk.c') diff --git a/arch/arm/mach-mxs/Kconfig b/arch/arm/mach-mxs/Kconfig index 4f0b6734517..989c08c6dd9 100644 --- a/arch/arm/mach-mxs/Kconfig +++ b/arch/arm/mach-mxs/Kconfig @@ -22,6 +22,7 @@ config MACH_MX23EVK select SOC_IMX23 select MXS_HAVE_AMBA_DUART select MXS_HAVE_PLATFORM_AUART + select MXS_HAVE_PLATFORM_MXSFB default y help Include support for MX23EVK platform. This includes specific diff --git a/arch/arm/mach-mxs/mach-mx23evk.c b/arch/arm/mach-mxs/mach-mx23evk.c index d7240547f0d..a66994f0518 100644 --- a/arch/arm/mach-mxs/mach-mx23evk.c +++ b/arch/arm/mach-mxs/mach-mx23evk.c @@ -26,6 +26,9 @@ #include "devices-mx23.h" +#define MX23EVK_LCD_ENABLE MXS_GPIO_NR(1, 18) +#define MX23EVK_BL_ENABLE MXS_GPIO_NR(1, 28) + static const iomux_cfg_t mx23evk_pads[] __initconst = { /* duart */ MX23_PAD_PWM0__DUART_RX | MXS_PAD_CTRL, @@ -36,14 +39,90 @@ static const iomux_cfg_t mx23evk_pads[] __initconst = { MX23_PAD_AUART1_TX__AUART1_TX | MXS_PAD_CTRL, MX23_PAD_AUART1_CTS__AUART1_CTS | MXS_PAD_CTRL, MX23_PAD_AUART1_RTS__AUART1_RTS | MXS_PAD_CTRL, + + /* mxsfb (lcdif) */ + MX23_PAD_LCD_D00__LCD_D00 | MXS_PAD_CTRL, + MX23_PAD_LCD_D01__LCD_D01 | MXS_PAD_CTRL, + MX23_PAD_LCD_D02__LCD_D02 | MXS_PAD_CTRL, + MX23_PAD_LCD_D03__LCD_D03 | MXS_PAD_CTRL, + MX23_PAD_LCD_D04__LCD_D04 | MXS_PAD_CTRL, + MX23_PAD_LCD_D05__LCD_D05 | MXS_PAD_CTRL, + MX23_PAD_LCD_D06__LCD_D06 | MXS_PAD_CTRL, + MX23_PAD_LCD_D07__LCD_D07 | MXS_PAD_CTRL, + MX23_PAD_LCD_D08__LCD_D08 | MXS_PAD_CTRL, + MX23_PAD_LCD_D09__LCD_D09 | MXS_PAD_CTRL, + MX23_PAD_LCD_D10__LCD_D10 | MXS_PAD_CTRL, + MX23_PAD_LCD_D11__LCD_D11 | MXS_PAD_CTRL, + MX23_PAD_LCD_D12__LCD_D12 | MXS_PAD_CTRL, + MX23_PAD_LCD_D13__LCD_D13 | MXS_PAD_CTRL, + MX23_PAD_LCD_D14__LCD_D14 | MXS_PAD_CTRL, + MX23_PAD_LCD_D15__LCD_D15 | MXS_PAD_CTRL, + MX23_PAD_LCD_D16__LCD_D16 | MXS_PAD_CTRL, + MX23_PAD_LCD_D17__LCD_D17 | MXS_PAD_CTRL, + MX23_PAD_GPMI_D08__LCD_D18 | MXS_PAD_CTRL, + MX23_PAD_GPMI_D09__LCD_D19 | MXS_PAD_CTRL, + MX23_PAD_GPMI_D10__LCD_D20 | MXS_PAD_CTRL, + MX23_PAD_GPMI_D11__LCD_D21 | MXS_PAD_CTRL, + MX23_PAD_GPMI_D12__LCD_D22 | MXS_PAD_CTRL, + MX23_PAD_GPMI_D13__LCD_D23 | MXS_PAD_CTRL, + MX23_PAD_LCD_VSYNC__LCD_VSYNC | MXS_PAD_CTRL, + MX23_PAD_LCD_HSYNC__LCD_HSYNC | MXS_PAD_CTRL, + MX23_PAD_LCD_DOTCK__LCD_DOTCK | MXS_PAD_CTRL, + MX23_PAD_LCD_ENABLE__LCD_ENABLE | MXS_PAD_CTRL, + /* LCD panel enable */ + MX23_PAD_LCD_RESET__GPIO_1_18 | MXS_PAD_CTRL, + /* backlight control */ + MX23_PAD_PWM2__GPIO_1_28 | MXS_PAD_CTRL, +}; + +/* mxsfb (lcdif) */ +static struct fb_videomode mx23evk_video_modes[] = { + { + .name = "Samsung-LMS430HF02", + .refresh = 60, + .xres = 480, + .yres = 272, + .pixclock = 108096, /* picosecond (9.2 MHz) */ + .left_margin = 15, + .right_margin = 8, + .upper_margin = 12, + .lower_margin = 4, + .hsync_len = 1, + .vsync_len = 1, + .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT | + FB_SYNC_DOTCLK_FAILING_ACT, + }, +}; + +static const struct mxsfb_platform_data mx23evk_mxsfb_pdata __initconst = { + .mode_list = mx23evk_video_modes, + .mode_count = ARRAY_SIZE(mx23evk_video_modes), + .default_bpp = 32, + .ld_intf_width = STMLCDIF_24BIT, }; static void __init mx23evk_init(void) { + int ret; + mxs_iomux_setup_multiple_pads(mx23evk_pads, ARRAY_SIZE(mx23evk_pads)); mx23_add_duart(); mx23_add_auart0(); + + ret = gpio_request_one(MX23EVK_LCD_ENABLE, GPIOF_DIR_OUT, "lcd-enable"); + if (ret) + pr_warn("failed to request gpio lcd-enable: %d\n", ret); + else + gpio_set_value(MX23EVK_LCD_ENABLE, 1); + + ret = gpio_request_one(MX23EVK_BL_ENABLE, GPIOF_DIR_OUT, "bl-enable"); + if (ret) + pr_warn("failed to request gpio bl-enable: %d\n", ret); + else + gpio_set_value(MX23EVK_BL_ENABLE, 1); + + mx23_add_mxsfb(&mx23evk_mxsfb_pdata); } static void __init mx23evk_timer_init(void) -- cgit v1.2.3-70-g09d2