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From 6f82ce8b4cd239aa7b262e0a0b62d42545b9d21b Mon Sep 17 00:00:00 2001
From: Koen Kooi <koen@dominion.thruhere.net>
Date: Wed, 29 Feb 2012 17:25:22 +0100
Subject: [PATCH 26/79] beaglebone: fix 3.5" lcd cape support
* proper timings
* fix gpio conflict
Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
---
arch/arm/mach-omap2/board-am335xevm.c | 42 ++++++++++++++++++++++++++++++++-
drivers/video/da8xx-fb.c | 14 +++++++++++
2 files changed, 55 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mach-omap2/board-am335xevm.c b/arch/arm/mach-omap2/board-am335xevm.c
index 36b0c85..127516f 100644
--- a/arch/arm/mach-omap2/board-am335xevm.c
+++ b/arch/arm/mach-omap2/board-am335xevm.c
@@ -216,6 +216,29 @@ struct da8xx_lcdc_platform_data bbtoys7_pdata = {
.type = "TFC_S9700RTWV35TR_01B",
};
+static struct lcd_ctrl_config bbtoys35_cfg = {
+ &bbtoys7_panel,
+ .ac_bias = 255,
+ .ac_bias_intrpt = 0,
+ .dma_burst_sz = 16,
+ .bpp = 16,
+ .fdd = 0x80,
+ .tft_alt_mode = 0,
+ .stn_565_mode = 0,
+ .mono_8bit_mode = 0,
+ .invert_line_clock = 1,
+ .invert_frm_clock = 1,
+ .sync_edge = 0,
+ .sync_ctrl = 1,
+ .raster_order = 0,
+};
+
+struct da8xx_lcdc_platform_data bbtoys35_pdata = {
+ .manu_name = "BBToys",
+ .controller_data = &bbtoys35_cfg,
+ .type = "CDTech_S035Q01",
+};
+
static const struct display_panel dvi_panel = {
WVGA,
16,
@@ -1488,6 +1511,23 @@ static void bbtoys7lcd_init(int evm_id, int profile)
return;
}
+static void bbtoys35lcd_init(int evm_id, int profile)
+{
+ setup_pin_mux(bbtoys7_pin_mux);
+
+ // we are being stupid and setting pixclock from here instead of da8xx-fb.c
+ if (conf_disp_pll(16000000)) {
+ pr_info("Failed to set pixclock to 16000000, not attempting to"
+ "register LCD cape\n");
+ return;
+ }
+
+ if (am33xx_register_lcdc(&bbtoys35_pdata))
+ pr_info("Failed to register Beagleboardtoys 3.5\" LCD cape device\n");
+
+ return;
+}
+
#define BEAGLEBONEDVI_PDn GPIO_TO_PIN(1, 7)
static void dvi_init(int evm_id, int profile)
@@ -2103,7 +2143,7 @@ static void beaglebone_cape_setup(struct memory_accessor *mem_acc, void *context
if (!strncmp("BB-BONE-LCD3-01", cape_config.partnumber, 15)) {
pr_info("BeagleBone cape: initializing LCD cape\n");
- bbtoys7lcd_init(0,0);
+ bbtoys35lcd_init(0,0);
pr_info("BeagleBone cape: initializing LCD cape touchscreen\n");
tsc_init(0,0);
beaglebone_tsadcpins_free = 0;
diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c
index b01f15b..86b19ac 100644
--- a/drivers/video/da8xx-fb.c
+++ b/drivers/video/da8xx-fb.c
@@ -286,6 +286,20 @@ static struct da8xx_panel known_lcd_panels[] = {
.pxl_clk = 56000000,
.invert_pxl_clk = 0,
},
+ [4] = {
+ /* CDTech S035Q01 */
+ .name = "CDTech_S035Q01",
+ .width = 320,
+ .height = 240,
+ .hfp = 58,
+ .hbp = 21,
+ .hsw = 47,
+ .vfp = 23,
+ .vbp = 11,
+ .vsw = 2,
+ .pxl_clk = 8000000,
+ .invert_pxl_clk = 0,
+ },
};
/* Enable the Raster Engine of the LCD Controller */
--
1.7.10
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