From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thierry Reding Subject: [PATCH 6/6] ARM: s3c64xx: smartq: Use PWM lookup table Date: Mon, 5 Oct 2015 14:47:17 +0200 Message-ID: <1444049237-29878-7-git-send-email-thierry.reding@gmail.com> References: <1444049237-29878-1-git-send-email-thierry.reding@gmail.com> Return-path: Received: from mail-wi0-f182.google.com ([209.85.212.182]:35839 "EHLO mail-wi0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751910AbbJEMr2 (ORCPT ); Mon, 5 Oct 2015 08:47:28 -0400 Received: by wicge5 with SMTP id ge5so118957471wic.0 for ; Mon, 05 Oct 2015 05:47:27 -0700 (PDT) In-Reply-To: <1444049237-29878-1-git-send-email-thierry.reding@gmail.com> Sender: linux-samsung-soc-owner@vger.kernel.org List-Id: linux-samsung-soc@vger.kernel.org To: Kukjin Kim , Krzysztof Kozlowski Cc: linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, Thierry Reding Use a PWM lookup table to provide the PWM to the pwm-backlight device. The driver has a legacy code path that is required only because boards still use the legacy method of requesting PWMs by global ID. Replacing these usages allows that legacy fallback to be removed. Cc: Kukjin Kim Cc: Krzysztof Kozlowski Signed-off-by: Thierry Reding --- arch/arm/mach-s3c64xx/mach-smartq.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-s3c64xx/mach-smartq.c b/arch/arm/mach-s3c64xx/mach-smartq.c index b3d13537a7f0..7b8a3699795c 100644 --- a/arch/arm/mach-s3c64xx/mach-smartq.c +++ b/arch/arm/mach-s3c64xx/mach-smartq.c @@ -14,6 +14,7 @@ #include #include #include +#include #include #include #include @@ -139,6 +140,11 @@ static struct platform_device smartq_usb_otg_vbus_dev = { .dev.platform_data = &smartq_usb_otg_vbus_pdata, }; +static struct pwm_lookup smartq_pwm_lookup[] = { + PWM_LOOKUP("samsung-pwm", 1, "pwm-backlight.0", NULL, + 1000000000 / (1000 * 20), PWM_POLARITY_NORMAL), +}; + static int smartq_bl_init(struct device *dev) { s3c_gpio_cfgpin(S3C64XX_GPF(15), S3C_GPIO_SFN(2)); @@ -147,10 +153,8 @@ static int smartq_bl_init(struct device *dev) } static struct platform_pwm_backlight_data smartq_backlight_data = { - .pwm_id = 1, .max_brightness = 1000, .dft_brightness = 600, - .pwm_period_ns = 1000000000 / (1000 * 20), .enable_gpio = -1, .init = smartq_bl_init, }; @@ -396,5 +400,6 @@ void __init smartq_machine_init(void) WARN_ON(smartq_usb_host_init()); WARN_ON(smartq_wifi_init()); + pwm_add_table(smartq_pwm_lookup, ARRAY_SIZE(smartq_pwm_lookup)); platform_add_devices(smartq_devices, ARRAY_SIZE(smartq_devices)); } -- 2.5.0