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authorEric Miao <eric.miao@marvell.com>2008-12-28 00:40:29 +0800
committerEric Miao <eric.miao@marvell.com>2008-12-29 17:57:23 +0800
commit9f1442bbf9fd68d8e190c91ab294131dd5c289ee (patch)
tree149ee869ce0d4138e66ed73b9abb4b5b40c99d7f
parent3b24f30c4f678cfab5c6d090af9559fefa37cc41 (diff)
downloadlinux-linaro-stable-9f1442bbf9fd68d8e190c91ab294131dd5c289ee.tar.gz
[ARM] pxa/tavorevb: update board support (smartpanel LCD + keypad)
Signed-off-by: Eric Miao <eric.miao@marvell.com>
-rw-r--r--arch/arm/mach-pxa/include/mach/mfp-pxa930.h1
-rw-r--r--arch/arm/mach-pxa/tavorevb.c412
2 files changed, 413 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/include/mach/mfp-pxa930.h b/arch/arm/mach-pxa/include/mach/mfp-pxa930.h
index fabd9b4df827..fa73f56a1372 100644
--- a/arch/arm/mach-pxa/include/mach/mfp-pxa930.h
+++ b/arch/arm/mach-pxa/include/mach/mfp-pxa930.h
@@ -421,6 +421,7 @@
#define GPIO20_PWM0 MFP_CFG_LPM(GPIO20, AF2, PULL_LOW)
#define GPIO21_PWM2 MFP_CFG_LPM(GPIO21, AF3, PULL_LOW)
#define GPIO22_PWM3 MFP_CFG_LPM(GPIO22, AF3, PULL_LOW)
+#define GPIO32_PWM0 MFP_CFG_LPM(GPIO32, AF4, PULL_LOW)
/* CIR */
#define GPIO46_CIR_OUT MFP_CFG(GPIO46, AF1)
diff --git a/arch/arm/mach-pxa/tavorevb.c b/arch/arm/mach-pxa/tavorevb.c
index 589d32b4fc46..58ef08a5224b 100644
--- a/arch/arm/mach-pxa/tavorevb.c
+++ b/arch/arm/mach-pxa/tavorevb.c
@@ -18,12 +18,15 @@
#include <linux/clk.h>
#include <linux/gpio.h>
#include <linux/smc91x.h>
+#include <linux/pwm_backlight.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/hardware.h>
#include <mach/pxa3xx-regs.h>
#include <mach/mfp-pxa930.h>
+#include <mach/pxafb.h>
+#include <mach/pxa27x_keypad.h>
#include "devices.h"
#include "generic.h"
@@ -33,6 +36,45 @@ static mfp_cfg_t tavorevb_mfp_cfg[] __initdata = {
/* Ethernet */
DF_nCS1_nCS3,
GPIO47_GPIO,
+
+ /* LCD */
+ GPIO23_LCD_DD0,
+ GPIO24_LCD_DD1,
+ GPIO25_LCD_DD2,
+ GPIO26_LCD_DD3,
+ GPIO27_LCD_DD4,
+ GPIO28_LCD_DD5,
+ GPIO29_LCD_DD6,
+ GPIO44_LCD_DD7,
+ GPIO21_LCD_CS,
+ GPIO22_LCD_CS2,
+
+ GPIO17_LCD_FCLK_RD,
+ GPIO18_LCD_LCLK_A0,
+ GPIO19_LCD_PCLK_WR,
+
+ /* LCD Backlight */
+ GPIO43_PWM3, /* primary backlight */
+ GPIO32_PWM0, /* secondary backlight */
+
+ /* Keypad */
+ GPIO0_KP_MKIN_0,
+ GPIO2_KP_MKIN_1,
+ GPIO4_KP_MKIN_2,
+ GPIO6_KP_MKIN_3,
+ GPIO8_KP_MKIN_4,
+ GPIO10_KP_MKIN_5,
+ GPIO12_KP_MKIN_6,
+ GPIO1_KP_MKOUT_0,
+ GPIO3_KP_MKOUT_1,
+ GPIO5_KP_MKOUT_2,
+ GPIO7_KP_MKOUT_3,
+ GPIO9_KP_MKOUT_4,
+ GPIO11_KP_MKOUT_5,
+ GPIO13_KP_MKOUT_6,
+
+ GPIO14_KP_DKIN_2,
+ GPIO15_KP_DKIN_3,
};
#define TAVOREVB_ETH_PHYS (0x14000000)
@@ -64,12 +106,382 @@ static struct platform_device smc91x_device = {
},
};
+#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
+static unsigned int tavorevb_matrix_key_map[] = {
+ /* KEY(row, col, key_code) */
+ KEY(0, 4, KEY_A), KEY(0, 5, KEY_B), KEY(0, 6, KEY_C),
+ KEY(1, 4, KEY_E), KEY(1, 5, KEY_F), KEY(1, 6, KEY_G),
+ KEY(2, 4, KEY_I), KEY(2, 5, KEY_J), KEY(2, 6, KEY_K),
+ KEY(3, 4, KEY_M), KEY(3, 5, KEY_N), KEY(3, 6, KEY_O),
+ KEY(4, 5, KEY_R), KEY(4, 6, KEY_S),
+ KEY(5, 4, KEY_U), KEY(5, 4, KEY_V), KEY(5, 6, KEY_W),
+
+ KEY(6, 4, KEY_Y), KEY(6, 5, KEY_Z),
+
+ KEY(0, 3, KEY_0), KEY(2, 0, KEY_1), KEY(2, 1, KEY_2), KEY(2, 2, KEY_3),
+ KEY(2, 3, KEY_4), KEY(1, 0, KEY_5), KEY(1, 1, KEY_6), KEY(1, 2, KEY_7),
+ KEY(1, 3, KEY_8), KEY(0, 2, KEY_9),
+
+ KEY(6, 6, KEY_SPACE),
+ KEY(0, 0, KEY_KPASTERISK), /* * */
+ KEY(0, 1, KEY_KPDOT), /* # */
+
+ KEY(4, 1, KEY_UP),
+ KEY(4, 3, KEY_DOWN),
+ KEY(4, 0, KEY_LEFT),
+ KEY(4, 2, KEY_RIGHT),
+ KEY(6, 0, KEY_HOME),
+ KEY(3, 2, KEY_END),
+ KEY(6, 1, KEY_DELETE),
+ KEY(5, 2, KEY_BACK),
+ KEY(6, 3, KEY_CAPSLOCK), /* KEY_LEFTSHIFT), */
+
+ KEY(4, 4, KEY_ENTER), /* scroll push */
+ KEY(6, 2, KEY_ENTER), /* keypad action */
+
+ KEY(3, 1, KEY_SEND),
+ KEY(5, 3, KEY_RECORD),
+ KEY(5, 0, KEY_VOLUMEUP),
+ KEY(5, 1, KEY_VOLUMEDOWN),
+
+ KEY(3, 0, KEY_F22), /* soft1 */
+ KEY(3, 3, KEY_F23), /* soft2 */
+};
+
+static struct pxa27x_keypad_platform_data tavorevb_keypad_info = {
+ .matrix_key_rows = 7,
+ .matrix_key_cols = 7,
+ .matrix_key_map = tavorevb_matrix_key_map,
+ .matrix_key_map_size = ARRAY_SIZE(tavorevb_matrix_key_map),
+ .debounce_interval = 30,
+};
+
+static void __init tavorevb_init_keypad(void)
+{
+ pxa_set_keypad_info(&tavorevb_keypad_info);
+}
+#else
+static inline void tavorevb_init_keypad(void) {}
+#endif /* CONFIG_KEYBOARD_PXA27x || CONFIG_KEYBOARD_PXA27x_MODULE */
+
+#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
+static struct platform_pwm_backlight_data tavorevb_backlight_data[] = {
+ [0] = {
+ /* primary backlight */
+ .pwm_id = 2,
+ .max_brightness = 100,
+ .dft_brightness = 100,
+ .pwm_period_ns = 100000,
+ },
+ [1] = {
+ /* secondary backlight */
+ .pwm_id = 0,
+ .max_brightness = 100,
+ .dft_brightness = 100,
+ .pwm_period_ns = 100000,
+ },
+};
+
+static struct platform_device tavorevb_backlight_devices[] = {
+ [0] = {
+ .name = "pwm-backlight",
+ .id = 0,
+ .dev = {
+ .platform_data = &tavorevb_backlight_data[0],
+ },
+ },
+ [1] = {
+ .name = "pwm-backlight",
+ .id = 1,
+ .dev = {
+ .platform_data = &tavorevb_backlight_data[1],
+ },
+ },
+};
+
+static uint16_t panel_init[] = {
+ /* DSTB OUT */
+ SMART_CMD(0x00),
+ SMART_CMD_NOOP,
+ SMART_DELAY(1),
+
+ SMART_CMD(0x00),
+ SMART_CMD_NOOP,
+ SMART_DELAY(1),
+
+ SMART_CMD(0x00),
+ SMART_CMD_NOOP,
+ SMART_DELAY(1),
+
+ /* STB OUT */
+ SMART_CMD(0x00),
+ SMART_CMD(0x1D),
+ SMART_DAT(0x00),
+ SMART_DAT(0x05),
+ SMART_DELAY(1),
+
+ /* P-ON Init sequence */
+ SMART_CMD(0x00), /* OSC ON */
+ SMART_CMD(0x00),
+ SMART_DAT(0x00),
+ SMART_DAT(0x01),
+ SMART_CMD(0x00),
+ SMART_CMD(0x01), /* SOURCE DRIVER SHIFT DIRECTION and display RAM setting */
+ SMART_DAT(0x01),
+ SMART_DAT(0x27),
+ SMART_CMD(0x00),
+ SMART_CMD(0x02), /* LINE INV */
+ SMART_DAT(0x02),
+ SMART_DAT(0x00),
+ SMART_CMD(0x00),
+ SMART_CMD(0x03), /* IF mode(1) */
+ SMART_DAT(0x01), /* 8bit smart mode(8-8),high speed write mode */
+ SMART_DAT(0x30),
+ SMART_CMD(0x07),
+ SMART_CMD(0x00), /* RAM Write Mode */
+ SMART_DAT(0x00),
+ SMART_DAT(0x03),
+ SMART_CMD(0x00),
+
+ /* DISPLAY Setting, 262K, fixed(NO scroll), no split screen */
+ SMART_CMD(0x07),
+ SMART_DAT(0x40), /* 16/18/19 BPP */
+ SMART_DAT(0x00),
+ SMART_CMD(0x00),
+ SMART_CMD(0x08), /* BP, FP Seting, BP=2H, FP=3H */
+ SMART_DAT(0x03),
+ SMART_DAT(0x02),
+ SMART_CMD(0x00),
+ SMART_CMD(0x0C), /* IF mode(2), using internal clock & MPU */
+ SMART_DAT(0x00),
+ SMART_DAT(0x00),
+ SMART_CMD(0x00),
+ SMART_CMD(0x0D), /* Frame setting, 1Min. Frequence, 16CLK */
+ SMART_DAT(0x00),
+ SMART_DAT(0x10),
+ SMART_CMD(0x00),
+ SMART_CMD(0x12), /* Timing(1),ASW W=4CLK, ASW ST=1CLK */
+ SMART_DAT(0x03),
+ SMART_DAT(0x02),
+ SMART_CMD(0x00),
+ SMART_CMD(0x13), /* Timing(2),OEV ST=0.5CLK, OEV ED=1CLK */
+ SMART_DAT(0x01),
+ SMART_DAT(0x02),
+ SMART_CMD(0x00),
+ SMART_CMD(0x14), /* Timing(3), ASW HOLD=0.5CLK */
+ SMART_DAT(0x00),
+ SMART_DAT(0x00),
+ SMART_CMD(0x00),
+ SMART_CMD(0x15), /* Timing(4), CKV ST=0CLK, CKV ED=1CLK */
+ SMART_DAT(0x20),
+ SMART_DAT(0x00),
+ SMART_CMD(0x00),
+ SMART_CMD(0x1C),
+ SMART_DAT(0x00),
+ SMART_DAT(0x00),
+ SMART_CMD(0x03),
+ SMART_CMD(0x00),
+ SMART_DAT(0x04),
+ SMART_DAT(0x03),
+ SMART_CMD(0x03),
+ SMART_CMD(0x01),
+ SMART_DAT(0x03),
+ SMART_DAT(0x04),
+ SMART_CMD(0x03),
+ SMART_CMD(0x02),
+ SMART_DAT(0x04),
+ SMART_DAT(0x03),
+ SMART_CMD(0x03),
+ SMART_CMD(0x03),
+ SMART_DAT(0x03),
+ SMART_DAT(0x03),
+ SMART_CMD(0x03),
+ SMART_CMD(0x04),
+ SMART_DAT(0x01),
+ SMART_DAT(0x01),
+ SMART_CMD(0x03),
+ SMART_CMD(0x05),
+ SMART_DAT(0x00),
+ SMART_DAT(0x00),
+ SMART_CMD(0x04),
+ SMART_CMD(0x02),
+ SMART_DAT(0x00),
+ SMART_DAT(0x00),
+ SMART_CMD(0x04),
+ SMART_CMD(0x03),
+ SMART_DAT(0x01),
+ SMART_DAT(0x3F),
+ SMART_DELAY(0),
+
+ /* DISP RAM setting: 240*320 */
+ SMART_CMD(0x04), /* HADDR, START 0 */
+ SMART_CMD(0x06),
+ SMART_DAT(0x00),
+ SMART_DAT(0x00), /* x1,3 */
+ SMART_CMD(0x04), /* HADDR, END 4 */
+ SMART_CMD(0x07),
+ SMART_DAT(0x00),
+ SMART_DAT(0xEF), /* x2, 7 */
+ SMART_CMD(0x04), /* VADDR, START 8 */
+ SMART_CMD(0x08),
+ SMART_DAT(0x00), /* y1, 10 */
+ SMART_DAT(0x00), /* y1, 11 */
+ SMART_CMD(0x04), /* VADDR, END 12 */
+ SMART_CMD(0x09),
+ SMART_DAT(0x01), /* y2, 14 */
+ SMART_DAT(0x3F), /* y2, 15 */
+ SMART_CMD(0x02), /* RAM ADDR SETTING 16 */
+ SMART_CMD(0x00),
+ SMART_DAT(0x00),
+ SMART_DAT(0x00), /* x1, 19 */
+ SMART_CMD(0x02), /* RAM ADDR SETTING 20 */
+ SMART_CMD(0x01),
+ SMART_DAT(0x00), /* y1, 22 */
+ SMART_DAT(0x00), /* y1, 23 */
+};
+
+static uint16_t panel_on[] = {
+ /* Power-IC ON */
+ SMART_CMD(0x01),
+ SMART_CMD(0x02),
+ SMART_DAT(0x07),
+ SMART_DAT(0x7D),
+ SMART_CMD(0x01),
+ SMART_CMD(0x03),
+ SMART_DAT(0x00),
+ SMART_DAT(0x05),
+ SMART_CMD(0x01),
+ SMART_CMD(0x04),
+ SMART_DAT(0x00),
+ SMART_DAT(0x00),
+ SMART_CMD(0x01),
+ SMART_CMD(0x05),
+ SMART_DAT(0x00),
+ SMART_DAT(0x15),
+ SMART_CMD(0x01),
+ SMART_CMD(0x00),
+ SMART_DAT(0xC0),
+ SMART_DAT(0x10),
+ SMART_DELAY(30),
+
+ /* DISP ON */
+ SMART_CMD(0x01),
+ SMART_CMD(0x01),
+ SMART_DAT(0x00),
+ SMART_DAT(0x01),
+ SMART_CMD(0x01),
+ SMART_CMD(0x00),
+ SMART_DAT(0xFF),
+ SMART_DAT(0xFE),
+ SMART_DELAY(150),
+};
+
+static uint16_t panel_off[] = {
+ SMART_CMD(0x00),
+ SMART_CMD(0x1E),
+ SMART_DAT(0x00),
+ SMART_DAT(0x0A),
+ SMART_CMD(0x01),
+ SMART_CMD(0x00),
+ SMART_DAT(0xFF),
+ SMART_DAT(0xEE),
+ SMART_CMD(0x01),
+ SMART_CMD(0x00),
+ SMART_DAT(0xF8),
+ SMART_DAT(0x12),
+ SMART_CMD(0x01),
+ SMART_CMD(0x00),
+ SMART_DAT(0xE8),
+ SMART_DAT(0x11),
+ SMART_CMD(0x01),
+ SMART_CMD(0x00),
+ SMART_DAT(0xC0),
+ SMART_DAT(0x11),
+ SMART_CMD(0x01),
+ SMART_CMD(0x00),
+ SMART_DAT(0x40),
+ SMART_DAT(0x11),
+ SMART_CMD(0x01),
+ SMART_CMD(0x00),
+ SMART_DAT(0x00),
+ SMART_DAT(0x10),
+};
+
+static uint16_t update_framedata[] = {
+ /* write ram */
+ SMART_CMD(0x02),
+ SMART_CMD(0x02),
+
+ /* write frame data */
+ SMART_CMD_WRITE_FRAME,
+};
+
+static void ltm020d550_lcd_power(int on, struct fb_var_screeninfo *var)
+{
+ struct fb_info *info = container_of(var, struct fb_info, var);
+
+ if (on) {
+ pxafb_smart_queue(info, ARRAY_AND_SIZE(panel_init));
+ pxafb_smart_queue(info, ARRAY_AND_SIZE(panel_on));
+ } else {
+ pxafb_smart_queue(info, ARRAY_AND_SIZE(panel_off));
+ }
+
+ if (pxafb_smart_flush(info))
+ pr_err("%s: timed out\n", __func__);
+}
+
+static void ltm020d550_update(struct fb_info *info)
+{
+ pxafb_smart_queue(info, ARRAY_AND_SIZE(update_framedata));
+ pxafb_smart_flush(info);
+}
+
+static struct pxafb_mode_info toshiba_ltm020d550_modes[] = {
+ [0] = {
+ .xres = 240,
+ .yres = 320,
+ .bpp = 16,
+ .a0csrd_set_hld = 30,
+ .a0cswr_set_hld = 30,
+ .wr_pulse_width = 30,
+ .rd_pulse_width = 170,
+ .op_hold_time = 30,
+ .cmd_inh_time = 60,
+
+ /* L_LCLK_A0 and L_LCLK_RD active low */
+ .sync = FB_SYNC_HOR_HIGH_ACT |
+ FB_SYNC_VERT_HIGH_ACT,
+ },
+};
+
+static struct pxafb_mach_info tavorevb_lcd_info = {
+ .modes = toshiba_ltm020d550_modes,
+ .num_modes = 1,
+ .lcd_conn = LCD_SMART_PANEL_8BPP | LCD_PCLK_EDGE_FALL,
+ .pxafb_lcd_power = ltm020d550_lcd_power,
+ .smart_update = ltm020d550_update,
+};
+
+static void __init tavorevb_init_lcd(void)
+{
+ platform_device_register(&tavorevb_backlight_devices[0]);
+ platform_device_register(&tavorevb_backlight_devices[1]);
+ set_pxa_fb_info(&tavorevb_lcd_info);
+}
+#else
+static inline void tavorevb_init_lcd(void) {}
+#endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULE */
+
static void __init tavorevb_init(void)
{
/* initialize MFP configurations */
pxa3xx_mfp_config(ARRAY_AND_SIZE(tavorevb_mfp_cfg));
platform_device_register(&smc91x_device);
+
+ tavorevb_init_lcd();
+ tavorevb_init_keypad();
}
MACHINE_START(TAVOREVB, "PXA930 Evaluation Board (aka TavorEVB)")