From 6dd937e8f634dd8de67185d887643ab7f4ec15b9 Mon Sep 17 00:00:00 2001 From: Lee Jones Date: Fri, 23 Aug 2013 09:34:42 +0100 Subject: [PATCH] ARM: ux500: Delete U8500 UIB support when booting with ATAGs It's time to remove all ATAG support from ux500 and rely solely on Device Tree booting. This patch is part of that endeavour. Signed-off-by: Lee Jones Signed-off-by: Linus Walleij --- arch/arm/mach-ux500/Makefile | 1 - arch/arm/mach-ux500/board-mop500-u8500uib.c | 14 -------------- arch/arm/mach-ux500/board-mop500-uib.c | 30 +---------------------------- arch/arm/mach-ux500/board-mop500.h | 1 - 4 files changed, 1 insertion(+), 45 deletions(-) delete mode 100644 arch/arm/mach-ux500/board-mop500-u8500uib.c diff --git a/arch/arm/mach-ux500/Makefile b/arch/arm/mach-ux500/Makefile index 685f615..0d2a893 100644 --- a/arch/arm/mach-ux500/Makefile +++ b/arch/arm/mach-ux500/Makefile @@ -9,7 +9,6 @@ obj-$(CONFIG_UX500_SOC_DB8500) += cpu-db8500.o devices-db8500.o obj-$(CONFIG_MACH_MOP500) += board-mop500.o board-mop500-sdi.o \ board-mop500-regulators.o \ board-mop500-uib.o board-mop500-stuib.o \ - board-mop500-u8500uib.o \ board-mop500-pins.o \ board-mop500-audio.o obj-$(CONFIG_SMP) += platsmp.o headsmp.o diff --git a/arch/arm/mach-ux500/board-mop500-u8500uib.c b/arch/arm/mach-ux500/board-mop500-u8500uib.c deleted file mode 100644 index 43c9ff1..0000000 --- a/arch/arm/mach-ux500/board-mop500-u8500uib.c +++ /dev/null @@ -1,14 +0,0 @@ -/* - * Copyright (C) ST-Ericsson SA 2010 - * - * Board data for the U8500 UIB, also known as the New UIB - * License terms: GNU General Public License (GPL), version 2 - */ -#include -#include - -#include "board-mop500.h" - -void __init mop500_u8500uib_init(void) -{ -} diff --git a/arch/arm/mach-ux500/board-mop500-uib.c b/arch/arm/mach-ux500/board-mop500-uib.c index bdaa422..0e94f1d 100644 --- a/arch/arm/mach-ux500/board-mop500-uib.c +++ b/arch/arm/mach-ux500/board-mop500-uib.c @@ -16,7 +16,6 @@ enum mop500_uib { STUIB, - U8500UIB, }; struct uib { @@ -31,11 +30,6 @@ static struct uib __initdata mop500_uibs[] = { .option = "stuib", .init = mop500_stuib_init, }, - [U8500UIB] = { - .name = "U8500-UIB", - .option = "u8500uib", - .init = mop500_u8500uib_init, - }, }; static struct uib *mop500_uib; @@ -93,14 +87,9 @@ static void __init __mop500_uib_init(struct uib *uib, const char *why) uib->init(); } -/* - * Detect the UIB attached based on the presence or absence of i2c devices. - */ int __init mop500_uib_init(void) { struct uib *uib = mop500_uib; - struct i2c_adapter *i2c0; - int ret; if (!cpu_is_u8500_family()) return -ENODEV; @@ -110,24 +99,7 @@ int __init mop500_uib_init(void) return 0; } - i2c0 = i2c_get_adapter(0); - if (!i2c0) { - __mop500_uib_init(&mop500_uibs[STUIB], - "fallback, could not get i2c0"); - return -ENODEV; - } - - /* U8500-UIB has the TC35893 at 0x44 on I2C0, the ST-UIB doesn't. */ - ret = i2c_smbus_xfer(i2c0, 0x44, 0, I2C_SMBUS_WRITE, 0, - I2C_SMBUS_QUICK, NULL); - i2c_put_adapter(i2c0); - - if (ret == 0) - uib = &mop500_uibs[U8500UIB]; - else - uib = &mop500_uibs[STUIB]; - - __mop500_uib_init(uib, "detected"); + __mop500_uib_init(&mop500_uibs[STUIB], "detected"); return 0; } diff --git a/arch/arm/mach-ux500/board-mop500.h b/arch/arm/mach-ux500/board-mop500.h index cf6b304..223639b 100644 --- a/arch/arm/mach-ux500/board-mop500.h +++ b/arch/arm/mach-ux500/board-mop500.h @@ -89,7 +89,6 @@ extern struct msp_i2s_platform_data msp2_platform_data; extern struct msp_i2s_platform_data msp3_platform_data; extern struct pl022_ssp_controller ssp0_plat; -void __init mop500_u8500uib_init(void); void __init mop500_stuib_init(void); void __init mop500_pinmaps_init(void); void __init snowball_pinmaps_init(void); -- 2.7.4