Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758812AbaDBNtH (ORCPT ); Wed, 2 Apr 2014 09:49:07 -0400 Received: from arroyo.ext.ti.com ([192.94.94.40]:40475 "EHLO arroyo.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758784AbaDBNtF (ORCPT ); Wed, 2 Apr 2014 09:49:05 -0400 From: Peter Ujfalusi To: Tero Kristo , Mike Turquette CC: Tony Lindgren , , Subject: [PATCH] clk: ti: clk-7xx: Correct ABE DPLL configuration Date: Wed, 2 Apr 2014 16:48:45 +0300 Message-ID: <1396446525-20302-1-git-send-email-peter.ujfalusi@ti.com> X-Mailer: git-send-email 1.9.1 MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ABE DPLL frequency need to be lowered from 361267200 to 180633600 to facilitate the ATL requironments. The dpll_abe_m2x2_ck clock need to be set to double of ABE DPLL rate in order to have correct clocks for audio. Signed-off-by: Peter Ujfalusi --- drivers/clk/ti/clk-7xx.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/clk/ti/clk-7xx.c b/drivers/clk/ti/clk-7xx.c index f7e40734c819..19a55bf407dd 100644 --- a/drivers/clk/ti/clk-7xx.c +++ b/drivers/clk/ti/clk-7xx.c @@ -16,7 +16,7 @@ #include #include -#define DRA7_DPLL_ABE_DEFFREQ 361267200 +#define DRA7_DPLL_ABE_DEFFREQ 180633600 #define DRA7_DPLL_GMAC_DEFFREQ 1000000000 @@ -322,6 +322,11 @@ int __init dra7xx_dt_clk_init(void) if (rc) pr_err("%s: failed to configure ABE DPLL!\n", __func__); + dpll_ck = clk_get_sys(NULL, "dpll_abe_m2x2_ck"); + rc = clk_set_rate(dpll_ck, DRA7_DPLL_ABE_DEFFREQ * 2); + if (rc) + pr_err("%s: failed to configure ABE DPLL m2x2!\n", __func__); + dpll_ck = clk_get_sys(NULL, "dpll_gmac_ck"); rc = clk_set_rate(dpll_ck, DRA7_DPLL_GMAC_DEFFREQ); if (rc) -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/