Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754316AbdCMQqv (ORCPT ); Mon, 13 Mar 2017 12:46:51 -0400 Received: from mail-wr0-f176.google.com ([209.85.128.176]:35366 "EHLO mail-wr0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754129AbdCMQoP (ORCPT ); Mon, 13 Mar 2017 12:44:15 -0400 From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Neil Armstrong , Michael Turquette , Kevin Hilman , Patrick Titiano , Tony Lindgren , Paul Walmsley Cc: linux-ide@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org, Bartosz Golaszewski Subject: [PATCH 1/4] ARM: OMAP2+: dm81xx: Add clkdm and hwmod for SATA Date: Mon, 13 Mar 2017 17:43:16 +0100 Message-Id: <1489423399-3824-2-git-send-email-bgolaszewski@baylibre.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1489423399-3824-1-git-send-email-bgolaszewski@baylibre.com> References: <1489423399-3824-1-git-send-email-bgolaszewski@baylibre.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4070 Lines: 130 From: Kevin Hilman Add the SATA clockdomain (part of CM_DEFAULT) and a hwmod for the SATA block on dm81xx. Tested on DM8168 EVM. Signed-off-by: Kevin Hilman Signed-off-by: Bartosz Golaszewski --- arch/arm/mach-omap2/clockdomains81xx_data.c | 10 +++++++++ arch/arm/mach-omap2/cm81xx.h | 2 ++ arch/arm/mach-omap2/omap_hwmod_81xx_data.c | 34 +++++++++++++++++++++++++++++ 3 files changed, 46 insertions(+) diff --git a/arch/arm/mach-omap2/clockdomains81xx_data.c b/arch/arm/mach-omap2/clockdomains81xx_data.c index 3b5fb05..65fbd13 100644 --- a/arch/arm/mach-omap2/clockdomains81xx_data.c +++ b/arch/arm/mach-omap2/clockdomains81xx_data.c @@ -91,6 +91,14 @@ static struct clockdomain default_l3_slow_81xx_clkdm = { .flags = CLKDM_CAN_SWSUP, }; +static struct clockdomain default_sata_81xx_clkdm = { + .name = "default_clkdm", + .pwrdm = { .name = "default_pwrdm" }, + .cm_inst = TI81XX_CM_DEFAULT_MOD, + .clkdm_offs = TI816X_CM_DEFAULT_SATA_CLKDM, + .flags = CLKDM_CAN_SWSUP, +}; + /* 816x only */ static struct clockdomain alwon_mpu_816x_clkdm = { @@ -173,6 +181,7 @@ static struct clockdomain *clockdomains_ti814x[] __initdata = { &mmu_81xx_clkdm, &mmu_cfg_81xx_clkdm, &default_l3_slow_81xx_clkdm, + &default_sata_81xx_clkdm, NULL, }; @@ -200,6 +209,7 @@ static struct clockdomain *clockdomains_ti816x[] __initdata = { &default_ducati_816x_clkdm, &default_pci_816x_clkdm, &default_l3_slow_81xx_clkdm, + &default_sata_81xx_clkdm, NULL, }; diff --git a/arch/arm/mach-omap2/cm81xx.h b/arch/arm/mach-omap2/cm81xx.h index 3a0ccf0..44ca275 100644 --- a/arch/arm/mach-omap2/cm81xx.h +++ b/arch/arm/mach-omap2/cm81xx.h @@ -35,6 +35,7 @@ #define TI81XX_CM_MMU_CLKDM 0x000C #define TI81XX_CM_MMUCFG_CLKDM 0x0010 #define TI81XX_CM_ALWON_MPU_CLKDM 0x001C +#define TI81XX_CM_ALWON_SYSCLK5_CLKDM 0x0024 #define TI81XX_CM_ALWON_L3_FAST_CLKDM 0x0030 /* ACTIVE */ @@ -57,5 +58,6 @@ #define TI816X_CM_DEFAULT_PCI_CLKDM 0x0010 #define TI816X_CM_DEFAULT_L3_SLOW_CLKDM 0x0014 #define TI816X_CM_DEFAULT_DUCATI_CLKDM 0x0018 +#define TI816X_CM_DEFAULT_SATA_CLKDM 0x0060 #endif diff --git a/arch/arm/mach-omap2/omap_hwmod_81xx_data.c b/arch/arm/mach-omap2/omap_hwmod_81xx_data.c index b82b77c..310afe4 100644 --- a/arch/arm/mach-omap2/omap_hwmod_81xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_81xx_data.c @@ -106,6 +106,7 @@ */ #define DM81XX_CM_DEFAULT_OFFSET 0x500 #define DM81XX_CM_DEFAULT_USB_CLKCTRL (0x558 - DM81XX_CM_DEFAULT_OFFSET) +#define DM81XX_CM_DEFAULT_SATA_CLKCTRL (0x560 - DM81XX_CM_DEFAULT_OFFSET) /* L3 Interconnect entries clocked at 125, 250 and 500MHz */ static struct omap_hwmod dm81xx_alwon_l3_slow_hwmod = { @@ -973,6 +974,38 @@ static struct omap_hwmod_ocp_if dm816x_l4_hs__emac1 = { .user = OCP_USER_MPU, }; +static struct omap_hwmod_class_sysconfig dm81xx_sata_sysc = { + .sysc_offs = 0x1100, + .sysc_flags = SYSC_HAS_SIDLEMODE, + .idlemodes = SIDLE_FORCE, + .sysc_fields = &omap_hwmod_sysc_type3, +}; + +static struct omap_hwmod_class dm81xx_sata_hwmod_class = { + .name = "sata", + .sysc = &dm81xx_sata_sysc, +}; + +static struct omap_hwmod dm81xx_sata_hwmod = { + .name = "sata", + .clkdm_name = "default_sata_clkdm", + .flags = HWMOD_NO_IDLEST, + .prcm = { + .omap4 = { + .clkctrl_offs = DM81XX_CM_DEFAULT_SATA_CLKCTRL, + .modulemode = MODULEMODE_SWCTRL, + }, + }, + .class = &dm81xx_sata_hwmod_class, +}; + +static struct omap_hwmod_ocp_if dm81xx_l4_hs__sata = { + .master = &dm81xx_l4_hs_hwmod, + .slave = &dm81xx_sata_hwmod, + .clk = "sysclk5_ck", + .user = OCP_USER_MPU, +}; + static struct omap_hwmod_class_sysconfig dm81xx_mmc_sysc = { .rev_offs = 0x0, .sysc_offs = 0x110, @@ -1474,6 +1507,7 @@ static struct omap_hwmod_ocp_if *dm816x_hwmod_ocp_ifs[] __initdata = { &dm81xx_l4_hs__emac0, &dm81xx_emac0__mdio, &dm816x_l4_hs__emac1, + &dm81xx_l4_hs__sata, &dm81xx_alwon_l3_fast__tpcc, &dm81xx_alwon_l3_fast__tptc0, &dm81xx_alwon_l3_fast__tptc1, -- 2.9.3