Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752055Ab3HTCIw (ORCPT ); Mon, 19 Aug 2013 22:08:52 -0400 Received: from mail-ea0-f177.google.com ([209.85.215.177]:53734 "EHLO mail-ea0-f177.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751784Ab3HTCEh (ORCPT ); Mon, 19 Aug 2013 22:04:37 -0400 From: Sebastian Hesselbarth To: Sebastian Hesselbarth Cc: Russell King , Arnd Bergmann , Rob Herring , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [RFC 05/17] ARM: highbank: remove custom .init_time hook Date: Tue, 20 Aug 2013 04:04:19 +0200 Message-Id: <1376964271-22715-6-git-send-email-sebastian.hesselbarth@gmail.com> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1376964271-22715-1-git-send-email-sebastian.hesselbarth@gmail.com> References: <1376964271-22715-1-git-send-email-sebastian.hesselbarth@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3609 Lines: 119 With arch/arm calling of_clk_init(NULL) from time_init(), we can now remove custom .init_time hooks. Highbank clock provider need a reference to system registers, as a workaround current clk driver maps those independent of arch code now. Signed-off-by: Sebastian Hesselbarth --- Notes: - I suggest to consolidate the four single clock providers into a single provider with one node if possible. Cc: Russell King Cc: Arnd Bergmann Cc: Rob Herring Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- arch/arm/mach-highbank/highbank.c | 23 +++++++---------------- drivers/clk/clk-highbank.c | 10 +++++++--- 2 files changed, 14 insertions(+), 19 deletions(-) diff --git a/arch/arm/mach-highbank/highbank.c b/arch/arm/mach-highbank/highbank.c index 1894dcf..efa9496 100644 --- a/arch/arm/mach-highbank/highbank.c +++ b/arch/arm/mach-highbank/highbank.c @@ -27,7 +27,6 @@ #include #include #include -#include #include #include @@ -88,20 +87,6 @@ static void __init highbank_init_irq(void) #endif } -static void __init highbank_timer_init(void) -{ - struct device_node *np; - - /* Map system registers */ - np = of_find_compatible_node(NULL, NULL, "calxeda,hb-sregs"); - sregs_base = of_iomap(np, 0); - WARN_ON(!sregs_base); - - of_clk_init(NULL); - - clocksource_of_init(); -} - static void highbank_power_off(void) { highbank_set_pwr_shutdown(); @@ -160,6 +145,13 @@ static struct notifier_block highbank_platform_nb = { static void __init highbank_init(void) { + struct device_node *np; + + /* Map system registers */ + np = of_find_compatible_node(NULL, NULL, "calxeda,hb-sregs"); + sregs_base = of_iomap(np, 0); + WARN_ON(!sregs_base); + pm_power_off = highbank_power_off; highbank_pm_init(); @@ -181,7 +173,6 @@ DT_MACHINE_START(HIGHBANK, "Highbank") #endif .smp = smp_ops(highbank_smp_ops), .init_irq = highbank_init_irq, - .init_time = highbank_timer_init, .init_machine = highbank_init, .dt_compat = highbank_match, .restart = highbank_restart, diff --git a/drivers/clk/clk-highbank.c b/drivers/clk/clk-highbank.c index 2e08cb0..2e7e9d9 100644 --- a/drivers/clk/clk-highbank.c +++ b/drivers/clk/clk-highbank.c @@ -20,8 +20,7 @@ #include #include #include - -extern void __iomem *sregs_base; +#include #define HB_PLL_LOCK_500 0x20000000 #define HB_PLL_LOCK 0x10000000 @@ -280,6 +279,7 @@ static __init struct clk *hb_clk_init(struct device_node *node, const struct clk const char *clk_name = node->name; const char *parent_name; struct clk_init_data init; + struct device_node *srnp; int rc; rc = of_property_read_u32(node, "reg", ®); @@ -290,7 +290,11 @@ static __init struct clk *hb_clk_init(struct device_node *node, const struct clk if (WARN_ON(!hb_clk)) return NULL; - hb_clk->reg = sregs_base + reg; + /* Map system registers */ + srnp = of_find_compatible_node(NULL, NULL, "calxeda,hb-sregs"); + hb_clk->reg = of_iomap(srnp, 0); + BUG_ON(!hb_clk->reg); + hb_clk->reg += reg; of_property_read_string(node, "clock-output-names", &clk_name); -- 1.7.10.4 -- 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/