From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?utf-8?Q?Beno=C3=AEt_Th=C3=A9baudeau?= Date: Tue, 14 Aug 2012 20:07:20 +0200 (CEST) Subject: [U-Boot] [PATCH 05/10] mx5 clocks: Fix get_periph_clk() In-Reply-To: <1102157688.2408541.1344967559029.JavaMail.root@advansee.com> Message-ID: <601536059.2408587.1344967640394.JavaMail.root@advansee.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Signed-off-by: Beno?t Th?baudeau Cc: Stefano Babic --- .../arch/arm/cpu/armv7/mx5/clock.c | 42 ++++++++++---------- 1 file changed, 22 insertions(+), 20 deletions(-) diff --git u-boot-4d3c95f.orig/arch/arm/cpu/armv7/mx5/clock.c u-boot-4d3c95f/arch/arm/cpu/armv7/mx5/clock.c index 408fb54..b92ac49 100644 --- u-boot-4d3c95f.orig/arch/arm/cpu/armv7/mx5/clock.c +++ u-boot-4d3c95f/arch/arm/cpu/armv7/mx5/clock.c @@ -281,6 +281,26 @@ static u32 get_fpm(void) #endif /* + * This function returns the low power audio clock. + */ +static u32 get_lp_apm(void) +{ + u32 ret_val = 0; + u32 ccsr = __raw_readl(&mxc_ccm->ccsr); + + if (ccsr & MXC_CCM_CCSR_LP_APM) +#if defined(CONFIG_MX51) + ret_val = get_fpm(); +#elif defined(CONFIG_MX53) + ret_val = decode_pll(mxc_plls[PLL4_CLOCK], CONFIG_SYS_MX5_HCLK); +#endif + else + ret_val = CONFIG_SYS_MX5_HCLK; + + return ret_val; +} + +/* * Get mcu main rate */ u32 get_mcu_main_clk(void) @@ -310,6 +330,8 @@ u32 get_periph_clk(void) return decode_pll(mxc_plls[PLL1_CLOCK], CONFIG_SYS_MX5_HCLK); case 1: return decode_pll(mxc_plls[PLL3_CLOCK], CONFIG_SYS_MX5_HCLK); + case 2: + return get_lp_apm(); default: return 0; } @@ -392,26 +414,6 @@ static u32 get_uart_clk(void) } /* - * This function returns the low power audio clock. - */ -static u32 get_lp_apm(void) -{ - u32 ret_val = 0; - u32 ccsr = __raw_readl(&mxc_ccm->ccsr); - - if (ccsr & MXC_CCM_CCSR_LP_APM) -#if defined(CONFIG_MX51) - ret_val = get_fpm(); -#elif defined(CONFIG_MX53) - ret_val = decode_pll(mxc_plls[PLL4_CLOCK], CONFIG_SYS_MX5_HCLK); -#endif - else - ret_val = CONFIG_SYS_MX5_HCLK; - - return ret_val; -} - -/* * get cspi clock rate. */ static u32 imx_get_cspiclk(void)