From patchwork Wed Oct 2 17:06:53 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 13820136 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 aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 06057CF6D5C for ; Wed, 2 Oct 2024 17:07:33 +0000 (UTC) Received: from relmlie6.idc.renesas.com (relmlie6.idc.renesas.com [210.160.252.172]) by mx.groups.io with SMTP id smtpd.web11.1130.1727888840918302443 for ; Wed, 02 Oct 2024 10:07:25 -0700 Authentication-Results: mx.groups.io; dkim=none (message not signed); spf=pass (domain: bp.renesas.com, ip: 210.160.252.172, mailfrom: biju.das.jz@bp.renesas.com) X-IronPort-AV: E=Sophos;i="6.11,172,1725289200"; d="scan'208";a="224579759" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie6.idc.renesas.com with ESMTP; 03 Oct 2024 02:07:24 +0900 Received: from localhost.localdomain (unknown [10.226.92.106]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 2208A4009412; Thu, 3 Oct 2024 02:07:22 +0900 (JST) From: Biju Das To: cip-dev@lists.cip-project.org, Nobuhiro Iwamatsu , Pavel Machek Cc: Biju Das , Lad Prabhakar Subject: [PATCH 5.10.y-cip 04/15] clk: renesas: r9a07g043: Add clock and reset entries for CRU Date: Wed, 2 Oct 2024 18:06:53 +0100 Message-ID: <20241002170712.655449-5-biju.das.jz@bp.renesas.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241002170712.655449-1-biju.das.jz@bp.renesas.com> References: <20241002170712.655449-1-biju.das.jz@bp.renesas.com> MIME-Version: 1.0 List-Id: X-Webhook-Received: from li982-79.members.linode.com [45.33.32.79] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Wed, 02 Oct 2024 17:07:33 -0000 X-Groupsio-URL: https://lists.cip-project.org/g/cip-dev/message/16967 commit 78ed252953e5bdd0b3b0dd689502d5213cb6348b upstream. Add CRU clock and reset entries to CPG driver. CRU_SYSCLK and CRU_VCLK clocks need to be turned ON/OFF in particular sequence for the CRU block hence add these clocks to r9a07g043_no_pm_mod_clks[] array and pass it as part of CPG data for RZ/G2UL SoCs. Signed-off-by: Biju Das Reviewed-by: Geert Uytterhoeven Link: https://lore.kernel.org/r/20240123114415.290918-1-biju.das.jz@bp.renesas.com Signed-off-by: Geert Uytterhoeven Signed-off-by: Biju Das --- drivers/clk/renesas/r9a07g043-cpg.c | 31 +++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) diff --git a/drivers/clk/renesas/r9a07g043-cpg.c b/drivers/clk/renesas/r9a07g043-cpg.c index 075ade0925d4..078364ac739e 100644 --- a/drivers/clk/renesas/r9a07g043-cpg.c +++ b/drivers/clk/renesas/r9a07g043-cpg.c @@ -48,6 +48,7 @@ enum clk_ids { CLK_SEL_PLL3_3, CLK_DIV_PLL3_C, #ifdef CONFIG_ARM64 + CLK_M2_DIV2, CLK_PLL5, CLK_PLL5_500, CLK_PLL5_250, @@ -142,6 +143,10 @@ static const struct cpg_core_clk r9a07g043_core_clks[] __initconst = { mtable_sdhi, 0, rzg2l_cpg_sd_clk_mux_notifier), DEF_FIXED("SD0_DIV4", CLK_SD0_DIV4, R9A07G043_CLK_SD0, 1, 4), DEF_FIXED("SD1_DIV4", CLK_SD1_DIV4, R9A07G043_CLK_SD1, 1, 4), +#ifdef CONFIG_ARM64 + DEF_FIXED("M2", R9A07G043_CLK_M2, CLK_PLL3_533, 1, 2), + DEF_FIXED("M2_DIV2", CLK_M2_DIV2, R9A07G043_CLK_M2, 1, 2), +#endif }; static struct rzg2l_mod_clk r9a07g043_mod_clks[] = { @@ -195,6 +200,16 @@ static struct rzg2l_mod_clk r9a07g043_mod_clks[] = { 0x554, 6), DEF_MOD("sdhi1_aclk", R9A07G043_SDHI1_ACLK, R9A07G043_CLK_P1, 0x554, 7), +#ifdef CONFIG_ARM64 + DEF_MOD("cru_sysclk", R9A07G043_CRU_SYSCLK, CLK_M2_DIV2, + 0x564, 0), + DEF_MOD("cru_vclk", R9A07G043_CRU_VCLK, R9A07G043_CLK_M2, + 0x564, 1), + DEF_MOD("cru_pclk", R9A07G043_CRU_PCLK, R9A07G043_CLK_ZT, + 0x564, 2), + DEF_MOD("cru_aclk", R9A07G043_CRU_ACLK, R9A07G043_CLK_M0, + 0x564, 3), +#endif DEF_MOD("ssi0_pclk", R9A07G043_SSI0_PCLK2, R9A07G043_CLK_P0, 0x570, 0), DEF_MOD("ssi0_sfr", R9A07G043_SSI0_PCLK_SFR, R9A07G043_CLK_P0, @@ -286,6 +301,11 @@ static struct rzg2l_reset r9a07g043_resets[] = { DEF_RST(R9A07G043_SPI_RST, 0x850, 0), DEF_RST(R9A07G043_SDHI0_IXRST, 0x854, 0), DEF_RST(R9A07G043_SDHI1_IXRST, 0x854, 1), +#ifdef CONFIG_ARM64 + DEF_RST(R9A07G043_CRU_CMN_RSTB, 0x864, 0), + DEF_RST(R9A07G043_CRU_PRESETN, 0x864, 1), + DEF_RST(R9A07G043_CRU_ARESETN, 0x864, 2), +#endif DEF_RST(R9A07G043_SSI0_RST_M2_REG, 0x870, 0), DEF_RST(R9A07G043_SSI1_RST_M2_REG, 0x870, 1), DEF_RST(R9A07G043_SSI2_RST_M2_REG, 0x870, 2), @@ -331,6 +351,13 @@ static const unsigned int r9a07g043_crit_mod_clks[] __initconst = { MOD_CLK_BASE + R9A07G043_DMAC_ACLK, }; +#ifdef CONFIG_ARM64 +static const unsigned int r9a07g043_no_pm_mod_clks[] = { + MOD_CLK_BASE + R9A07G043_CRU_SYSCLK, + MOD_CLK_BASE + R9A07G043_CRU_VCLK, +}; +#endif + const struct rzg2l_cpg_info r9a07g043_cpg_info = { /* Core Clocks */ .core_clks = r9a07g043_core_clks, @@ -347,6 +374,10 @@ const struct rzg2l_cpg_info r9a07g043_cpg_info = { .num_mod_clks = ARRAY_SIZE(r9a07g043_mod_clks), #ifdef CONFIG_ARM64 .num_hw_mod_clks = R9A07G043_TSU_PCLK + 1, + + /* No PM Module Clocks */ + .no_pm_mod_clks = r9a07g043_no_pm_mod_clks, + .num_no_pm_mod_clks = ARRAY_SIZE(r9a07g043_no_pm_mod_clks), #endif #ifdef CONFIG_RISCV .num_hw_mod_clks = R9A07G043_IAX45_PCLK + 1,