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From 6b69dbc7cee48dfa9ff281ae918cc468ed38a537 Mon Sep 17 00:00:00 2001
From: Koen Kooi <koen@dominion.thruhere.net>
Date: Tue, 29 May 2012 14:12:44 +0200
Subject: [PATCH 68/68] beaglebone: add support for the 4.3" lcd cape with
resistive touchscreen
Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
---
arch/arm/mach-omap2/board-am335xevm.c | 48 +++++++++++++++++++++++++++-----
1 files changed, 40 insertions(+), 8 deletions(-)
diff --git a/arch/arm/mach-omap2/board-am335xevm.c b/arch/arm/mach-omap2/board-am335xevm.c
index 58c2754..bb6049a 100644
--- a/arch/arm/mach-omap2/board-am335xevm.c
+++ b/arch/arm/mach-omap2/board-am335xevm.c
@@ -272,6 +272,12 @@ struct da8xx_lcdc_platform_data bbtoys35_pdata = {
.type = "CDTech_S035Q01",
};
+struct da8xx_lcdc_platform_data bbtoys43_pdata = {
+ .manu_name = "BBToys",
+ .controller_data = &lcd_cfg,
+ .type = "NHD-4.3-ATXI#-T-1",
+};
+
static const struct display_panel dvi_panel = {
WVGA,
16,
@@ -562,14 +568,14 @@ static struct pinmux_config batterycape_pin_mux[] = {
/* Module pin mux for LCDC */
static struct pinmux_config lcdc_pin_mux[] = {
- {"gpmc_ad8.lcd_data16", OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
- {"gpmc_ad9.lcd_data17", OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
- {"gpmc_ad10.lcd_data18", OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
- {"gpmc_ad11.lcd_data19", OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
- {"gpmc_ad12.lcd_data20", OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
- {"gpmc_ad13.lcd_data21", OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
- {"gpmc_ad14.lcd_data22", OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
- {"gpmc_ad15.lcd_data23", OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
+ {"gpmc_ad8.lcd_data23", OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
+ {"gpmc_ad9.lcd_data22", OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
+ {"gpmc_ad10.lcd_data21", OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
+ {"gpmc_ad11.lcd_data20", OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
+ {"gpmc_ad12.lcd_data19", OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
+ {"gpmc_ad13.lcd_data18", OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
+ {"gpmc_ad14.lcd_data17", OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
+ {"gpmc_ad15.lcd_data16", OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
{NULL, 0},
};
@@ -1659,6 +1665,24 @@ static void bbtoys35lcd_init(int evm_id, int profile)
return;
}
+static void bbtoys43lcd_init(int evm_id, int profile)
+{
+ setup_pin_mux(lcdc16_pin_mux);
+ setup_pin_mux(lcdc_pin_mux);
+
+ // we are being stupid and setting pixclock from here instead of da8xx-fb.c
+ if (conf_disp_pll(18000000)) {
+ pr_info("Failed to set pixclock to 18000000, not attempting to"
+ "register LCD cape\n");
+ return;
+ }
+
+ if (am33xx_register_lcdc(&bbtoys43_pdata))
+ pr_info("Failed to register Beagleboardtoys 4.3\" LCD cape device\n");
+
+ return;
+}
+
#define BEAGLEBONEDVI_PDn_A1 GPIO_TO_PIN(1, 7)
#define BEAGLEBONEDVI_PDn_A2 GPIO_TO_PIN(1, 31)
@@ -2672,6 +2696,14 @@ static void beaglebone_cape_setup(struct memory_accessor *mem_acc, void *context
beaglebone_leds_free = 0;
lcd3leds_init(0,0);
}
+
+ if (!strncmp("BB-BONE-LCD4-01", cape_config.partnumber, 15)) {
+ pr_info("BeagleBone cape: initializing LCD cape\n");
+ bbtoys43lcd_init(0,0);
+ pr_info("BeagleBone cape: initializing LCD cape touchscreen\n");
+ tsc_init(0,0);
+ beaglebone_tsadcpins_free = 0;
+ }
if (!strncmp("BB-BONE-VGA-01", cape_config.partnumber, 14)) {
pr_info("BeagleBone cape: initializing VGA cape\n");
--
1.7.7.6
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