From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9B06E1F75B4; Tue, 3 Dec 2024 15:59:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733241561; cv=none; b=rq7mT0bvPNjSGAHdL9vsN3UkPhNocp8yQMLgkRzV+p7LNPMmF1s8JwU6jyz3i9E5KupS6ZPqLNZVELMsOUG/EilHUvB21Aha5VKHsf5oQkns4DuQ05grd1a8qeMr+0a9BlJAWqSc1y8KS7Wzt0LBeZt6oN4W5cxtyWzM+1GF3sw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733241561; c=relaxed/simple; bh=TTpN1/Gse/VDQ6AGj9R6kkXwBubFyjm0+mRyTXu/BSE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=nSyvLsnEzC9BsolAY2ZXdNG7U6uciDj0MsMSpGvF7gqLKC256hIlE3JJDq7nwkDlJ0MJY47yPwEVUeWmHgyWVTdDJ6Aort6b8fdK45b7SpDrpC3JdHDUGlwIN51/goh1Zw71iRRoeimqHe558ZDmMqLP7m4adESsJtISvluDe4c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=jv479cjS; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="jv479cjS" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2635EC4CECF; Tue, 3 Dec 2024 15:59:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1733241561; bh=TTpN1/Gse/VDQ6AGj9R6kkXwBubFyjm0+mRyTXu/BSE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=jv479cjSJm2NRwVeY4Hf/4LVvLC76QVbSQsngFGXsVclTCvuvs5aeLb6cy+ih35hD 8ioIhlIqgmnf6sFpssyQqYI2CZfF7PUhx9/d1uwUpYqKBOGe4MGh07QJxHNrlUcht1 UVszwZX/rL7+RplZNucQV90pMuYWU65GxfWBmngA= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Lorenzo Bianconi , Stephen Boyd , Sasha Levin Subject: [PATCH 6.12 453/826] clk: en7523: fix estimation of fixed rate for EN7581 Date: Tue, 3 Dec 2024 15:43:00 +0100 Message-ID: <20241203144801.429990583@linuxfoundation.org> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20241203144743.428732212@linuxfoundation.org> References: <20241203144743.428732212@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Lorenzo Bianconi [ Upstream commit f98eded9e9ab048c88ff59c5523e703a6ced5523 ] Introduce en7581_base_clks array in order to define per-SoC fixed-rate clock parameters and fix wrong parameters for emi, npu and crypto EN7581 clocks Fixes: 66bc47326ce2 ("clk: en7523: Add EN7581 support") Signed-off-by: Lorenzo Bianconi Link: https://lore.kernel.org/r/20241112-clk-en7581-syscon-v2-5-8ada5e394ae4@kernel.org Signed-off-by: Stephen Boyd Signed-off-by: Sasha Levin --- drivers/clk/clk-en7523.c | 105 ++++++++++++++++++++++++++++++++++++++- 1 file changed, 103 insertions(+), 2 deletions(-) diff --git a/drivers/clk/clk-en7523.c b/drivers/clk/clk-en7523.c index 7f83cbce01eeb..fdd8ea989ed24 100644 --- a/drivers/clk/clk-en7523.c +++ b/drivers/clk/clk-en7523.c @@ -37,6 +37,7 @@ #define REG_NP_SCU_SSTR 0x9c #define REG_PCIE_XSI0_SEL_MASK GENMASK(14, 13) #define REG_PCIE_XSI1_SEL_MASK GENMASK(12, 11) +#define REG_CRYPTO_CLKSRC2 0x20c #define REG_RST_CTRL2 0x00 #define REG_RST_CTRL1 0x04 @@ -89,6 +90,10 @@ static const u32 emi_base[] = { 333000000, 400000000 }; static const u32 bus_base[] = { 500000000, 540000000 }; static const u32 slic_base[] = { 100000000, 3125000 }; static const u32 npu_base[] = { 333000000, 400000000, 500000000 }; +/* EN7581 */ +static const u32 emi7581_base[] = { 540000000, 480000000, 400000000, 300000000 }; +static const u32 npu7581_base[] = { 800000000, 750000000, 720000000, 600000000 }; +static const u32 crypto_base[] = { 540000000, 480000000 }; static const struct en_clk_desc en7523_base_clks[] = { { @@ -186,6 +191,102 @@ static const struct en_clk_desc en7523_base_clks[] = { } }; +static const struct en_clk_desc en7581_base_clks[] = { + { + .id = EN7523_CLK_GSW, + .name = "gsw", + + .base_reg = REG_GSW_CLK_DIV_SEL, + .base_bits = 1, + .base_shift = 8, + .base_values = gsw_base, + .n_base_values = ARRAY_SIZE(gsw_base), + + .div_bits = 3, + .div_shift = 0, + .div_step = 1, + .div_offset = 1, + }, { + .id = EN7523_CLK_EMI, + .name = "emi", + + .base_reg = REG_EMI_CLK_DIV_SEL, + .base_bits = 2, + .base_shift = 8, + .base_values = emi7581_base, + .n_base_values = ARRAY_SIZE(emi7581_base), + + .div_bits = 3, + .div_shift = 0, + .div_step = 1, + .div_offset = 1, + }, { + .id = EN7523_CLK_BUS, + .name = "bus", + + .base_reg = REG_BUS_CLK_DIV_SEL, + .base_bits = 1, + .base_shift = 8, + .base_values = bus_base, + .n_base_values = ARRAY_SIZE(bus_base), + + .div_bits = 3, + .div_shift = 0, + .div_step = 1, + .div_offset = 1, + }, { + .id = EN7523_CLK_SLIC, + .name = "slic", + + .base_reg = REG_SPI_CLK_FREQ_SEL, + .base_bits = 1, + .base_shift = 0, + .base_values = slic_base, + .n_base_values = ARRAY_SIZE(slic_base), + + .div_reg = REG_SPI_CLK_DIV_SEL, + .div_bits = 5, + .div_shift = 24, + .div_val0 = 20, + .div_step = 2, + }, { + .id = EN7523_CLK_SPI, + .name = "spi", + + .base_reg = REG_SPI_CLK_DIV_SEL, + + .base_value = 400000000, + + .div_bits = 5, + .div_shift = 8, + .div_val0 = 40, + .div_step = 2, + }, { + .id = EN7523_CLK_NPU, + .name = "npu", + + .base_reg = REG_NPU_CLK_DIV_SEL, + .base_bits = 2, + .base_shift = 8, + .base_values = npu7581_base, + .n_base_values = ARRAY_SIZE(npu7581_base), + + .div_bits = 3, + .div_shift = 0, + .div_step = 1, + .div_offset = 1, + }, { + .id = EN7523_CLK_CRYPTO, + .name = "crypto", + + .base_reg = REG_CRYPTO_CLKSRC2, + .base_bits = 1, + .base_shift = 0, + .base_values = crypto_base, + .n_base_values = ARRAY_SIZE(crypto_base), + } +}; + static const u16 en7581_rst_ofs[] = { REG_RST_CTRL2, REG_RST_CTRL1, @@ -457,8 +558,8 @@ static void en7581_register_clocks(struct device *dev, struct clk_hw_onecell_dat u32 rate; int i; - for (i = 0; i < ARRAY_SIZE(en7523_base_clks); i++) { - const struct en_clk_desc *desc = &en7523_base_clks[i]; + for (i = 0; i < ARRAY_SIZE(en7581_base_clks); i++) { + const struct en_clk_desc *desc = &en7581_base_clks[i]; u32 val, reg = desc->div_reg ? desc->div_reg : desc->base_reg; int err; -- 2.43.0