linux-kernel - [PATCH 14/14] ARM: OMAP: H2 lcd updates for SPI framework

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Message-Id: <1176154183384-git-send-email-tony@atomide.com>
Date:	Mon,  9 Apr 2007 17:28:39 -0400
From:	Tony Lindgren <tony@...mide.com>
To:	linux-kernel@...r.kernel.org
Cc:	Eduardo Valentin <eduardo.valentin@...t.org.br>,
	Tony Lindgren <tony@...mide.com>
Subject: [PATCH 14/14] ARM: OMAP: H2 lcd updates for SPI framework

From: Eduardo Valentin <eduardo.valentin@...t.org.br>

This is an updated patch to fix lcd for H2 board. It uses platform_data
field to pass spi_device to lcd driver.

Signed-off-by: Eduardo Valentin <eduardo.valentin@...t.org.br>
Signed-off-by: Tony Lindgren <tony@...mide.com>
---
 arch/arm/mach-omap1/board-h2.c |   14 +++++++++++++-
 1 files changed, 13 insertions(+), 1 deletions(-)

--- a/arch/arm/mach-omap1/board-h2.c
+++ b/arch/arm/mach-omap1/board-h2.c
@@ -308,6 +308,17 @@ struct {
 #define TSC2101_MUX_MCLK_ON	R10_1610_MCLK_ON
 #define TSC2101_MUX_MCLK_OFF	R10_1610_MCLK_OFF
 
+static void h2_lcd_dev_init(struct spi_device *tsc2101)
+{
+	/* The LCD is connected to the GPIO pins of the TSC2101, so
+	 * we have to tie them here. We can also register the LCD driver
+	 * first only here, where we know that the TSC driver is ready.
+	 */
+
+	h2_lcd_device.dev.platform_data = tsc2101;
+	platform_device_register(&h2_lcd_device);
+}
+
 static int h2_tsc2101_init(struct spi_device *spi)
 {
 	int r;
@@ -331,6 +342,8 @@ static int h2_tsc2101_init(struct spi_device *spi)
 	omap_cfg_reg(TSC2101_MUX_MCLK_OFF);
 	omap_cfg_reg(N15_1610_UWIRE_CS1);
 
+	h2_lcd_dev_init(spi);
+
 	return 0;
 err:
 	clk_put(h2_tsc2101.mclk);
@@ -413,7 +426,6 @@ static struct platform_device *h2_devices[] __initdata = {
 	&h2_smc91x_device,
 	&h2_irda_device,
 	&h2_kp_device,
-	&h2_lcd_device,
 	&h2_mcbsp1_device,
 };
 
-- 
1.4.4.2

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