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Message-ID: <20150122074905.GM22024@x1>
Date: Thu, 22 Jan 2015 07:49:05 +0000
From: Lee Jones <lee.jones@...aro.org>
To: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
Cc: Linus Walleij <linus.walleij@...aro.org>,
Russell King <linux@....linux.org.uk>,
Arnd Bergmann <arnd@...db.de>,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] ARM: ux500: Remove unused functions and structs
On Thu, 22 Jan 2015, Rickard Strandqvist wrote:
> Remove same unused functions and structs.
Repeating the subject line in the commit message is seldom
appropriate. Please elaborate.
> Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
> ---
> arch/arm/mach-ux500/board-mop500-regulators.c | 106 -------------------------
> arch/arm/mach-ux500/board-mop500-regulators.h | 5 --
> 2 files changed, 111 deletions(-)
>
> diff --git a/arch/arm/mach-ux500/board-mop500-regulators.c b/arch/arm/mach-ux500/board-mop500-regulators.c
> index 32d744e..2b8f685 100644
> --- a/arch/arm/mach-ux500/board-mop500-regulators.c
> +++ b/arch/arm/mach-ux500/board-mop500-regulators.c
> @@ -19,17 +19,6 @@ static struct regulator_consumer_supply gpio_en_3v3_consumers[] = {
> REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
> };
>
> -struct regulator_init_data gpio_en_3v3_regulator = {
> - .constraints = {
> - .name = "EN-3V3",
> - .min_uV = 3300000,
> - .max_uV = 3300000,
> - .valid_ops_mask = REGULATOR_CHANGE_STATUS,
> - },
> - .num_consumer_supplies = ARRAY_SIZE(gpio_en_3v3_consumers),
> - .consumer_supplies = gpio_en_3v3_consumers,
> -};
> -
> /*
> * TPS61052 regulator
> */
> @@ -43,17 +32,6 @@ static struct regulator_consumer_supply tps61052_vaudio_consumers[] = {
> REGULATOR_SUPPLY("vintdclassint", "ab8500-codec.0"),
> };
>
> -struct regulator_init_data tps61052_regulator = {
> - .constraints = {
> - .name = "vaudio-hf",
> - .min_uV = 4500000,
> - .max_uV = 4500000,
> - .valid_ops_mask = REGULATOR_CHANGE_STATUS,
> - },
> - .num_consumer_supplies = ARRAY_SIZE(tps61052_vaudio_consumers),
> - .consumer_supplies = tps61052_vaudio_consumers,
> -};
> -
I guess we issue all of this stuff from DT now.
> static struct regulator_consumer_supply ab8500_vaux1_consumers[] = {
> /* Main display, u8500 R3 uib */
> REGULATOR_SUPPLY("vddi", "mcde_disp_sony_acx424akp.0"),
> @@ -483,11 +461,6 @@ static struct regulator_consumer_supply ab8500_ext_supply3_consumers[] = {
> REGULATOR_SUPPLY("vinvsim", "sim-detect.0"),
> };
>
> -/* extended configuration for VextSupply2, only used for HREFP_V20 boards */
> -static struct ab8500_ext_regulator_cfg ab8500_ext_supply2 = {
> - .hwreq = true,
> -};
> -
So if we're not passing this stuff from platform data anymore, why is
the struct required at all? It's the one you moved in patch 1 right?
> /*
> * AB8500 external regulators
> */
> @@ -984,82 +957,3 @@ struct ab8500_regulator_platform_data ab8500_regulator_plat_data = {
> .ext_regulator = ab8500_ext_regulators,
> .num_ext_regulator = ARRAY_SIZE(ab8500_ext_regulators),
> };
> -
> -struct ab8500_regulator_platform_data ab8505_regulator_plat_data = {
> - .reg_init = ab8505_reg_init,
> - .num_reg_init = ARRAY_SIZE(ab8505_reg_init),
> - .regulator = ab8505_regulators,
> - .num_regulator = ARRAY_SIZE(ab8505_regulators),
> -};
> -
> -static void ab8500_modify_reg_init(int id, u8 mask, u8 value)
> -{
> - int i;
> -
> - if (cpu_is_u8520()) {
> - for (i = ARRAY_SIZE(ab8505_reg_init) - 1; i >= 0; i--) {
> - if (ab8505_reg_init[i].id == id) {
> - u8 initval = ab8505_reg_init[i].value;
> - initval = (initval & ~mask) | (value & mask);
> - ab8505_reg_init[i].value = initval;
> -
> - BUG_ON(mask & ~ab8505_reg_init[i].mask);
> - return;
> - }
> - }
> - } else {
> - for (i = ARRAY_SIZE(ab8500_reg_init) - 1; i >= 0; i--) {
> - if (ab8500_reg_init[i].id == id) {
> - u8 initval = ab8500_reg_init[i].value;
> - initval = (initval & ~mask) | (value & mask);
> - ab8500_reg_init[i].value = initval;
> -
> - BUG_ON(mask & ~ab8500_reg_init[i].mask);
> - return;
> - }
> - }
> - }
> -
> - BUG_ON(1);
> -}
> -
> -void mop500_regulator_init(void)
> -{
> - struct regulator_init_data *regulator;
> -
> - /*
> - * Temporarily turn on Vaux2 on 8520 machine
> - */
> - if (cpu_is_u8520()) {
> - /* Vaux2 initialized to be on */
> - ab8500_modify_reg_init(AB8505_VAUX12REGU, 0x0f, 0x05);
> - }
> -
> - /*
> - * Handle AB8500_EXT_SUPPLY2 on HREFP_V20_V50 boards (do it for
> - * all HREFP_V20 boards)
> - */
> - if (cpu_is_u8500v20()) {
> - /* VextSupply2RequestCtrl = HP/OFF depending on VxRequest */
> - ab8500_modify_reg_init(AB8500_REGUREQUESTCTRL3, 0x01, 0x01);
> -
> - /* VextSupply2SysClkReq1HPValid = SysClkReq1 controlled */
> - ab8500_modify_reg_init(AB8500_REGUSYSCLKREQ1HPVALID2,
> - 0x20, 0x20);
> -
> - /* VextSupply2 = force HP at initialization */
> - ab8500_modify_reg_init(AB8500_EXTSUPPLYREGU, 0x0c, 0x04);
> -
> - /* enable VextSupply2 during platform active */
> - regulator = &ab8500_ext_regulators[AB8500_EXT_SUPPLY2];
> - regulator->constraints.always_on = 1;
> -
> - /* disable VextSupply2 in suspend */
> - regulator = &ab8500_ext_regulators[AB8500_EXT_SUPPLY2];
> - regulator->constraints.state_mem.disabled = 1;
> - regulator->constraints.state_standby.disabled = 1;
> -
> - /* enable VextSupply2 HW control (used in suspend) */
> - regulator->driver_data = (void *)&ab8500_ext_supply2;
> - }
> -}
> diff --git a/arch/arm/mach-ux500/board-mop500-regulators.h b/arch/arm/mach-ux500/board-mop500-regulators.h
> index 9bece38..88da2b8 100644
> --- a/arch/arm/mach-ux500/board-mop500-regulators.h
> +++ b/arch/arm/mach-ux500/board-mop500-regulators.h
> @@ -15,10 +15,5 @@
> #include <linux/regulator/ab8500.h>
>
> extern struct ab8500_regulator_platform_data ab8500_regulator_plat_data;
> -extern struct ab8500_regulator_platform_data ab8505_regulator_plat_data;
> -extern struct regulator_init_data tps61052_regulator;
> -extern struct regulator_init_data gpio_en_3v3_regulator;
> -
> -void mop500_regulator_init(void);
>
> #endif
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
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