From patchwork Thu Oct 7 11:14:34 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 12541635 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CF350C433EF for ; Thu, 7 Oct 2021 11:14:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B65DC610A2 for ; Thu, 7 Oct 2021 11:14:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240803AbhJGLQi (ORCPT ); Thu, 7 Oct 2021 07:16:38 -0400 Received: from relmlor2.renesas.com ([210.160.252.172]:13699 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S232680AbhJGLQi (ORCPT ); Thu, 7 Oct 2021 07:16:38 -0400 X-IronPort-AV: E=Sophos;i="5.85,354,1624287600"; d="scan'208";a="96435185" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie6.idc.renesas.com with ESMTP; 07 Oct 2021 20:14:44 +0900 Received: from localhost.localdomain (unknown [10.226.93.49]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id BDE144011429; Thu, 7 Oct 2021 20:14:41 +0900 (JST) From: Biju Das To: Michael Turquette , Stephen Boyd Cc: Biju Das , Geert Uytterhoeven , Wolfram Sang , linux-renesas-soc@vger.kernel.org, linux-clk@vger.kernel.org, Chris Paterson , Biju Das , Prabhakar Mahadev Lad Subject: [PATCH v2 2/2] drivers: clk: renesas: r9a07g044-cpg: Add SDHI clock and reset entries Date: Thu, 7 Oct 2021 12:14:34 +0100 Message-Id: <20211007111434.8665-3-biju.das.jz@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20211007111434.8665-1-biju.das.jz@bp.renesas.com> References: <20211007111434.8665-1-biju.das.jz@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Add SDHI{0,1} mux, clock and reset entries to CPG driver. Signed-off-by: Biju Das Reviewed-by: Lad Prabhakar Reviewed-by: Geert Uytterhoeven --- v1->v2: * Renamed the clk source names as per latest HW manual * Removed .flag and .mux_flags from DEF_SD_MUX * Changed the mult/divider values for 533MHz clock --- drivers/clk/renesas/r9a07g044-cpg.c | 36 +++++++++++++++++++++++++++++ drivers/clk/renesas/rzg2l-cpg.h | 4 ++++ 2 files changed, 40 insertions(+) diff --git a/drivers/clk/renesas/r9a07g044-cpg.c b/drivers/clk/renesas/r9a07g044-cpg.c index 1e331cdb13a5..47c16265fca9 100644 --- a/drivers/clk/renesas/r9a07g044-cpg.c +++ b/drivers/clk/renesas/r9a07g044-cpg.c @@ -44,6 +44,12 @@ enum clk_ids { CLK_PLL6, CLK_PLL6_250, CLK_P1_DIV2, + CLK_PLL2_800, + CLK_PLL2_SDHI_533, + CLK_PLL2_SDHI_400, + CLK_PLL2_SDHI_266, + CLK_SD0_DIV4, + CLK_SD1_DIV4, /* Module Clocks */ MOD_CLK_BASE, @@ -62,6 +68,7 @@ static const struct clk_div_table dtable_1_32[] = { /* Mux clock tables */ static const char * const sel_pll3_3[] = { ".pll3_533", ".pll3_400" }; static const char * const sel_pll6_2[] = { ".pll6_250", ".pll5_250" }; +static const char * const sel_shdi[] = { ".clk_533", ".clk_400", ".clk_266" }; static const struct cpg_core_clk r9a07g044_core_clks[] __initconst = { /* External Clock Inputs */ @@ -82,6 +89,11 @@ static const struct cpg_core_clk r9a07g044_core_clks[] __initconst = { DEF_FIXED(".pll6", CLK_PLL6, CLK_EXTAL, 125, 6), DEF_FIXED(".pll2_div2", CLK_PLL2_DIV2, CLK_PLL2, 1, 2), + DEF_FIXED(".clk_800", CLK_PLL2_800, CLK_PLL2, 1, 2), + DEF_FIXED(".clk_533", CLK_PLL2_SDHI_533, CLK_PLL2, 1, 3), + DEF_FIXED(".clk_400", CLK_PLL2_SDHI_400, CLK_PLL2_800, 1, 2), + DEF_FIXED(".clk_266", CLK_PLL2_SDHI_266, CLK_PLL2_SDHI_533, 1, 2), + DEF_FIXED(".pll2_div16", CLK_PLL2_DIV16, CLK_PLL2, 1, 16), DEF_FIXED(".pll2_div20", CLK_PLL2_DIV20, CLK_PLL2, 1, 20), @@ -114,6 +126,12 @@ static const struct cpg_core_clk r9a07g044_core_clks[] __initconst = { sel_pll6_2, ARRAY_SIZE(sel_pll6_2), 0, CLK_MUX_HIWORD_MASK), DEF_FIXED("SPI0", R9A07G044_CLK_SPI0, CLK_DIV_PLL3_C, 1, 2), DEF_FIXED("SPI1", R9A07G044_CLK_SPI1, CLK_DIV_PLL3_C, 1, 4), + DEF_SD_MUX("SD0", R9A07G044_CLK_SD0, SEL_SDHI0, + sel_shdi, ARRAY_SIZE(sel_shdi)), + DEF_SD_MUX("SD1", R9A07G044_CLK_SD1, SEL_SDHI1, + sel_shdi, ARRAY_SIZE(sel_shdi)), + DEF_FIXED("SD0_DIV4", CLK_SD0_DIV4, R9A07G044_CLK_SD0, 1, 4), + DEF_FIXED("SD1_DIV4", CLK_SD1_DIV4, R9A07G044_CLK_SD1, 1, 4), }; static struct rzg2l_mod_clk r9a07g044_mod_clks[] = { @@ -131,6 +149,22 @@ static struct rzg2l_mod_clk r9a07g044_mod_clks[] = { 0x550, 0), DEF_MOD("spi_clk", R9A07G044_SPI_CLK, R9A07G044_CLK_SPI0, 0x550, 1), + DEF_MOD("sdhi0_imclk", R9A07G044_SDHI0_IMCLK, CLK_SD0_DIV4, + 0x554, 0), + DEF_MOD("sdhi0_imclk2", R9A07G044_SDHI0_IMCLK2, CLK_SD0_DIV4, + 0x554, 1), + DEF_MOD("sdhi0_clk_hs", R9A07G044_SDHI0_CLK_HS, R9A07G044_CLK_SD0, + 0x554, 2), + DEF_MOD("sdhi0_aclk", R9A07G044_SDHI0_ACLK, R9A07G044_CLK_P1, + 0x554, 3), + DEF_MOD("sdhi1_imclk", R9A07G044_SDHI1_IMCLK, CLK_SD1_DIV4, + 0x554, 4), + DEF_MOD("sdhi1_imclk2", R9A07G044_SDHI1_IMCLK2, CLK_SD1_DIV4, + 0x554, 5), + DEF_MOD("sdhi1_clk_hs", R9A07G044_SDHI1_CLK_HS, R9A07G044_CLK_SD1, + 0x554, 6), + DEF_MOD("sdhi1_aclk", R9A07G044_SDHI1_ACLK, R9A07G044_CLK_P1, + 0x554, 7), DEF_MOD("ssi0_pclk", R9A07G044_SSI0_PCLK2, R9A07G044_CLK_P0, 0x570, 0), DEF_MOD("ssi0_sfr", R9A07G044_SSI0_PCLK_SFR, R9A07G044_CLK_P0, @@ -200,6 +234,8 @@ static struct rzg2l_reset r9a07g044_resets[] = { DEF_RST(R9A07G044_DMAC_ARESETN, 0x82c, 0), DEF_RST(R9A07G044_DMAC_RST_ASYNC, 0x82c, 1), DEF_RST(R9A07G044_SPI_RST, 0x850, 0), + DEF_RST(R9A07G044_SDHI0_IXRST, 0x854, 0), + DEF_RST(R9A07G044_SDHI1_IXRST, 0x854, 1), DEF_RST(R9A07G044_SSI0_RST_M2_REG, 0x870, 0), DEF_RST(R9A07G044_SSI1_RST_M2_REG, 0x870, 1), DEF_RST(R9A07G044_SSI2_RST_M2_REG, 0x870, 2), diff --git a/drivers/clk/renesas/rzg2l-cpg.h b/drivers/clk/renesas/rzg2l-cpg.h index 952fca98ba71..7fb6b4030f72 100644 --- a/drivers/clk/renesas/rzg2l-cpg.h +++ b/drivers/clk/renesas/rzg2l-cpg.h @@ -11,6 +11,7 @@ #define CPG_PL2_DDIV (0x204) #define CPG_PL3A_DDIV (0x208) +#define CPG_PL2SDHI_DSEL (0x218) #define CPG_CLKSTATUS (0x280) #define CPG_PL3_SSEL (0x408) #define CPG_PL6_ETH_SSEL (0x418) @@ -39,6 +40,9 @@ #define SEL_PLL3_3 SEL_PLL_PACK(CPG_PL3_SSEL, 8, 1) #define SEL_PLL6_2 SEL_PLL_PACK(CPG_PL6_ETH_SSEL, 0, 1) +#define SEL_SDHI0 DDIV_PACK(CPG_PL2SDHI_DSEL, 0, 2) +#define SEL_SDHI1 DDIV_PACK(CPG_PL2SDHI_DSEL, 4, 2) + /** * Definitions of CPG Core Clocks *