From patchwork Wed Oct 24 02:36:01 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Greer X-Patchwork-Id: 1635431 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork1.kernel.org (Postfix) with ESMTP id A204C3FD85 for ; Wed, 24 Oct 2012 02:40:49 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1TQqrp-0003ZM-AI; Wed, 24 Oct 2012 02:38:49 +0000 Received: from mail20.dotsterhost.com ([66.11.232.73]) by merlin.infradead.org with smtps (Exim 4.76 #1 (Red Hat Linux)) id 1TQqpp-0002hr-LL for linux-arm-kernel@lists.infradead.org; Wed, 24 Oct 2012 02:36:49 +0000 Received: (qmail 25929 invoked from network); 24 Oct 2012 02:36:28 -0000 Received: from unknown (HELO blue.animalcreek.com) (mgreer@animalcreek.com@[68.3.93.7]) by 66.11.232.73 with SMTP; 24 Oct 2012 02:36:28 -0000 Received: from blue.animalcreek.com (localhost [127.0.0.1]) by blue.animalcreek.com (Postfix) with ESMTP id E1633659B3; Tue, 23 Oct 2012 19:36:27 -0700 (MST) From: "Mark A. Greer" To: linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v2 1/7] ARM: OMAP2xxx: hwmod: Convert SHAM crypto device data to hwmod Date: Tue, 23 Oct 2012 19:36:01 -0700 Message-Id: <1351046167-4882-2-git-send-email-mgreer@animalcreek.com> X-Mailer: git-send-email 1.7.12 In-Reply-To: <1351046167-4882-1-git-send-email-mgreer@animalcreek.com> References: <1351046167-4882-1-git-send-email-mgreer@animalcreek.com> X-Spam-Note: CRM114 invocation failed X-Spam-Score: -1.9 (-) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-1.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [66.11.232.73 listed in list.dnswl.org] -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: paul@pwsan.com, herbert@gondor.apana.org.au, khilman@deeprootsystems.com, "Mark A. Greer" , dmitry.kasatkin@intel.com, linux-crypto@vger.kernel.org, rmk+kernel@arm.linux.org.uk, davem@davemloft.net X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: "Mark A. Greer" Convert the device data for the OMAP2 SHAM crypto IP from explicit platform_data to hwmod. CC: Paul Walmsley Signed-off-by: Mark A. Greer --- arch/arm/mach-omap2/clock2430_data.c | 1 + arch/arm/mach-omap2/devices.c | 34 ++++++++------------ arch/arm/mach-omap2/omap_hwmod_2420_data.c | 1 + arch/arm/mach-omap2/omap_hwmod_2430_data.c | 1 + .../mach-omap2/omap_hwmod_2xxx_interconnect_data.c | 18 +++++++++++ arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c | 37 ++++++++++++++++++++++ arch/arm/mach-omap2/omap_hwmod_common_data.h | 2 ++ 7 files changed, 73 insertions(+), 21 deletions(-) diff --git a/arch/arm/mach-omap2/clock2430_data.c b/arch/arm/mach-omap2/clock2430_data.c index 22404fe..4d52ec6 100644 --- a/arch/arm/mach-omap2/clock2430_data.c +++ b/arch/arm/mach-omap2/clock2430_data.c @@ -1993,6 +1993,7 @@ static struct omap_clk omap2430_clks[] = { CLK(NULL, "sdrc_ick", &sdrc_ick, CK_243X), CLK(NULL, "des_ick", &des_ick, CK_243X), CLK("omap-sham", "ick", &sha_ick, CK_243X), + CLK(NULL, "sha_ick", &sha_ick, CK_242X), CLK("omap_rng", "ick", &rng_ick, CK_243X), CLK(NULL, "rng_ick", &rng_ick, CK_243X), CLK("omap-aes", "ick", &aes_ick, CK_243X), diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index cba60e0..f18fa50 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -34,6 +34,8 @@ #include "mux.h" #include "control.h" #include "devices.h" +#include "cm2xxx_3xxx.h" +#include "cm-regbits-24xx.h" #define L3_MODULES_MAX_LEN 12 #define L3_MODULES 3 @@ -453,24 +455,6 @@ static void omap_init_rng(void) #if defined(CONFIG_CRYPTO_DEV_OMAP_SHAM) || defined(CONFIG_CRYPTO_DEV_OMAP_SHAM_MODULE) -#ifdef CONFIG_ARCH_OMAP2 -static struct resource omap2_sham_resources[] = { - { - .start = OMAP24XX_SEC_SHA1MD5_BASE, - .end = OMAP24XX_SEC_SHA1MD5_BASE + 0x64, - .flags = IORESOURCE_MEM, - }, - { - .start = 51 + OMAP_INTC_START, - .flags = IORESOURCE_IRQ, - } -}; -static int omap2_sham_resources_sz = ARRAY_SIZE(omap2_sham_resources); -#else -#define omap2_sham_resources NULL -#define omap2_sham_resources_sz 0 -#endif - #ifdef CONFIG_ARCH_OMAP3 static struct resource omap3_sham_resources[] = { { @@ -501,16 +485,24 @@ static struct platform_device sham_device = { static void omap_init_sham(void) { if (cpu_is_omap24xx()) { - sham_device.resource = omap2_sham_resources; - sham_device.num_resources = omap2_sham_resources_sz; + struct omap_hwmod *oh; + struct platform_device *pdev; + + oh = omap_hwmod_lookup("sham"); + if (!oh) + return; + + pdev = omap_device_build("omap-sham", -1, oh, NULL, 0, NULL, + 0, 0); + WARN(IS_ERR(pdev), "Can't build omap_device for omap-sham\n"); } else if (cpu_is_omap34xx()) { sham_device.resource = omap3_sham_resources; sham_device.num_resources = omap3_sham_resources_sz; + platform_device_register(&sham_device); } else { pr_err("%s: platform not supported\n", __func__); return; } - platform_device_register(&sham_device); } #else static inline void omap_init_sham(void) { } diff --git a/arch/arm/mach-omap2/omap_hwmod_2420_data.c b/arch/arm/mach-omap2/omap_hwmod_2420_data.c index b5db600..b102a53 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2420_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2420_data.c @@ -603,6 +603,7 @@ static struct omap_hwmod_ocp_if *omap2420_hwmod_ocp_ifs[] __initdata = { &omap2420_l4_core__mcbsp2, &omap2420_l4_core__msdi1, &omap2xxx_l4_core__rng, + &omap2xxx_l4_core__sham, &omap2420_l4_core__hdq1w, &omap2420_l4_wkup__counter_32k, &omap2420_l3__gpmc, diff --git a/arch/arm/mach-omap2/omap_hwmod_2430_data.c b/arch/arm/mach-omap2/omap_hwmod_2430_data.c index c455e41..b1ce7b0 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2430_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2430_data.c @@ -963,6 +963,7 @@ static struct omap_hwmod_ocp_if *omap2430_hwmod_ocp_ifs[] __initdata = { &omap2430_l4_core__mcbsp5, &omap2430_l4_core__hdq1w, &omap2xxx_l4_core__rng, + &omap2xxx_l4_core__sham, &omap2430_l4_wkup__counter_32k, &omap2430_l3__gpmc, NULL, diff --git a/arch/arm/mach-omap2/omap_hwmod_2xxx_interconnect_data.c b/arch/arm/mach-omap2/omap_hwmod_2xxx_interconnect_data.c index 1a1287d..bb314c5 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2xxx_interconnect_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_interconnect_data.c @@ -138,6 +138,15 @@ static struct omap_hwmod_addr_space omap2_rng_addr_space[] = { { } }; +struct omap_hwmod_addr_space omap2xxx_sham_addrs[] = { + { + .pa_start = 0x480a4000, + .pa_end = 0x480a4000 + 0x64 - 1, + .flags = ADDR_TYPE_RT + }, + { } +}; + /* * Common interconnect data */ @@ -389,3 +398,12 @@ struct omap_hwmod_ocp_if omap2xxx_l4_core__rng = { .addr = omap2_rng_addr_space, .user = OCP_USER_MPU | OCP_USER_SDMA, }; + +/* l4 core -> sham interface */ +struct omap_hwmod_ocp_if omap2xxx_l4_core__sham = { + .master = &omap2xxx_l4_core_hwmod, + .slave = &omap2xxx_sham_hwmod, + .clk = "sha_ick", + .addr = omap2xxx_sham_addrs, + .user = OCP_USER_MPU, +}; diff --git a/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c index bd9220e..a041670 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c @@ -851,3 +851,40 @@ struct omap_hwmod omap2xxx_rng_hwmod = { .flags = HWMOD_INIT_NO_RESET, .class = &omap2_rng_hwmod_class, }; + +/* SHAM */ + +static struct omap_hwmod_class_sysconfig omap2_sham_sysc = { + .rev_offs = 0x5c, + .sysc_offs = 0x60, + .syss_offs = 0x64, + .sysc_flags = (SYSC_HAS_SOFTRESET | SYSC_HAS_AUTOIDLE | + SYSS_HAS_RESET_STATUS), + .sysc_fields = &omap_hwmod_sysc_type1, +}; + +static struct omap_hwmod_class omap2xxx_sham_class = { + .name = "sham", + .sysc = &omap2_sham_sysc, +}; + +struct omap_hwmod_irq_info omap2_sham_mpu_irqs[] = { + { .irq = 51 + OMAP_INTC_START, }, + { .irq = -1 } +}; + +struct omap_hwmod omap2xxx_sham_hwmod = { + .name = "sham", + .mpu_irqs = omap2_sham_mpu_irqs, + .main_clk = "l4_ck", + .prcm = { + .omap2 = { + .module_offs = CORE_MOD, + .prcm_reg_id = 4, + .module_bit = OMAP24XX_EN_SHA_SHIFT, + .idlest_reg_id = 4, + .idlest_idle_bit = OMAP24XX_ST_SHA_SHIFT, + }, + }, + .class = &omap2xxx_sham_class, +}; diff --git a/arch/arm/mach-omap2/omap_hwmod_common_data.h b/arch/arm/mach-omap2/omap_hwmod_common_data.h index 2bc8f17..74a7b7a 100644 --- a/arch/arm/mach-omap2/omap_hwmod_common_data.h +++ b/arch/arm/mach-omap2/omap_hwmod_common_data.h @@ -78,6 +78,7 @@ extern struct omap_hwmod omap2xxx_mcspi2_hwmod; extern struct omap_hwmod omap2xxx_counter_32k_hwmod; extern struct omap_hwmod omap2xxx_gpmc_hwmod; extern struct omap_hwmod omap2xxx_rng_hwmod; +extern struct omap_hwmod omap2xxx_sham_hwmod; /* Common interface data across OMAP2xxx */ extern struct omap_hwmod_ocp_if omap2xxx_l3_main__l4_core; @@ -105,6 +106,7 @@ extern struct omap_hwmod_ocp_if omap2xxx_l4_core__dss_dispc; extern struct omap_hwmod_ocp_if omap2xxx_l4_core__dss_rfbi; extern struct omap_hwmod_ocp_if omap2xxx_l4_core__dss_venc; extern struct omap_hwmod_ocp_if omap2xxx_l4_core__rng; +extern struct omap_hwmod_ocp_if omap2xxx_l4_core__sham; /* Common IP block data */ extern struct omap_hwmod_dma_info omap2_uart1_sdma_reqs[];