linux-kernel - [PATCH 02/41] ARM: omap1: innovator: pass lcd control address as pdata

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Date:   Tue, 19 Apr 2022 15:36:44 +0200
From:   Arnd Bergmann <arnd@...nel.org>
To:     linux-omap@...r.kernel.org, tony@...mide.com, aaro.koskinen@....fi,
        jmkrzyszt@...il.com
Cc:     Arnd Bergmann <arnd@...db.de>,
        Russell King <linux@...linux.org.uk>,
        Paul Walmsley <paul@...an.com>,
        Kevin Hilman <khilman@...nel.org>,
        Peter Ujfalusi <peter.ujfalusi@...il.com>,
        Vinod Koul <vkoul@...nel.org>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Dominik Brodowski <linux@...inikbrodowski.net>,
        Mark Brown <broonie@...nel.org>,
        Felipe Balbi <balbi@...nel.org>,
        Alan Stern <stern@...land.harvard.edu>,
        Lee Jones <lee.jones@...aro.org>,
        Daniel Thompson <daniel.thompson@...aro.org>,
        Jingoo Han <jingoohan1@...il.com>,
        Helge Deller <deller@....de>,
        Linus Walleij <linus.walleij@...aro.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org, dmaengine@...r.kernel.org,
        linux-input@...r.kernel.org, linux-mmc@...r.kernel.org,
        linux-serial@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linux-fbdev@...r.kernel.org, alsa-devel@...a-project.org,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Subject: [PATCH 02/41] ARM: omap1: innovator: pass lcd control address as pdata

From: Arnd Bergmann <arnd@...db.de>

To avoid using the mach/omap1510.h header file, pass the correct
address as platform data.

Acked-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Signed-off-by: Arnd Bergmann <arnd@...db.de>
---
 arch/arm/mach-omap1/board-innovator.c  | 3 +++
 drivers/video/fbdev/omap/lcd_inn1510.c | 7 +++++--
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c
index cbe093f969d5..2425f1bacb33 100644
--- a/arch/arm/mach-omap1/board-innovator.c
+++ b/arch/arm/mach-omap1/board-innovator.c
@@ -194,6 +194,9 @@ static struct platform_device innovator1510_smc91x_device = {
 static struct platform_device innovator1510_lcd_device = {
 	.name		= "lcd_inn1510",
 	.id		= -1,
+	.dev	= {
+		.platform_data = (void __force *)OMAP1510_FPGA_LCD_PANEL_CONTROL,
+	}
 };
 
 static struct platform_device innovator1510_spi_device = {
diff --git a/drivers/video/fbdev/omap/lcd_inn1510.c b/drivers/video/fbdev/omap/lcd_inn1510.c
index 776e7f8d656e..37ed0c14aa5a 100644
--- a/drivers/video/fbdev/omap/lcd_inn1510.c
+++ b/drivers/video/fbdev/omap/lcd_inn1510.c
@@ -14,15 +14,17 @@
 
 #include "omapfb.h"
 
+static void __iomem *omap1510_fpga_lcd_panel_control;
+
 static int innovator1510_panel_enable(struct lcd_panel *panel)
 {
-	__raw_writeb(0x7, OMAP1510_FPGA_LCD_PANEL_CONTROL);
+	__raw_writeb(0x7, omap1510_fpga_lcd_panel_control);
 	return 0;
 }
 
 static void innovator1510_panel_disable(struct lcd_panel *panel)
 {
-	__raw_writeb(0x0, OMAP1510_FPGA_LCD_PANEL_CONTROL);
+	__raw_writeb(0x0, omap1510_fpga_lcd_panel_control);
 }
 
 static struct lcd_panel innovator1510_panel = {
@@ -48,6 +50,7 @@ static struct lcd_panel innovator1510_panel = {
 
 static int innovator1510_panel_probe(struct platform_device *pdev)
 {
+	omap1510_fpga_lcd_panel_control = (void __iomem *)pdev->dev.platform_data;
 	omapfb_register_panel(&innovator1510_panel);
 	return 0;
 }
-- 
2.29.2