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Thu, 16 May 2024 09:50:38 +0000 (UTC) Message-ID: <97b1fbfc-e059-46c7-9bb1-75cdaa2d2159@collabora.com> Date: Thu, 16 May 2024 11:50:37 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 4/5] clk: en7523: Add reset-controller support for EN7581 SoC To: Lorenzo Bianconi , linux-clk@vger.kernel.org Cc: p.zabel@pengutronix.de, mturquette@baylibre.com, sboyd@kernel.org, lorenzo.bianconi83@gmail.com, conor@kernel.org, linux-arm-kernel@lists.infradead.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, devicetree@vger.kernel.org, nbd@nbd.name, john@phrozen.org, dd@embedd.com, catalin.marinas@arm.com, will@kernel.org, upstream@airoha.com References: <0f7b04c2101db1a974dc45017bee285ffb25d80f.1715777643.git.lorenzo@kernel.org> From: AngeloGioacchino Del Regno Content-Language: en-US In-Reply-To: <0f7b04c2101db1a974dc45017bee285ffb25d80f.1715777643.git.lorenzo@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240516_025041_177361_0E63EC6C X-CRM114-Status: GOOD ( 18.02 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Il 15/05/24 14:58, Lorenzo Bianconi ha scritto: > Introduce reset API support to EN7581 clock driver. > > Tested-by: Zhengping Zhang > Signed-off-by: Lorenzo Bianconi Heh, that's exactly the usual MediaTek reset controller :-D > --- > drivers/clk/clk-en7523.c | 96 +++++++++++++++++++++++++++++++++++++++- > 1 file changed, 94 insertions(+), 2 deletions(-) > > diff --git a/drivers/clk/clk-en7523.c b/drivers/clk/clk-en7523.c > index 381605be333f..18798b692b68 100644 > --- a/drivers/clk/clk-en7523.c > +++ b/drivers/clk/clk-en7523.c > @@ -6,6 +6,7 @@ > #include > #include > #include > +#include > #include > > #define REG_PCI_CONTROL 0x88 > @@ -65,8 +66,18 @@ struct en_clk_gate { > struct clk_hw hw; > }; > > +#define RST_NR_PER_BANK 32 Please move this definition at the beginning of this file, grouping that with the others. ..snip... > @@ -456,12 +542,14 @@ static int en7523_clk_probe(struct platform_device *pdev) > en7523_register_clocks(&pdev->dev, clk_data, base, np_base); > > r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); > - if (r) > + if (r) { > dev_err(&pdev->dev, > "could not register clock provider: %s: %d\n", > pdev->name, r); > + return r; > + } > > - return r; > + return en7523_reset_register(&pdev->dev, np_base, soc_data); If en7523_reset_register fails, you want to call of_clk_del_provider(), so you can't just return like this... Cheers, Angelo > } > > static const struct en_clk_soc_data en7523_data = { > @@ -480,6 +568,10 @@ static const struct en_clk_soc_data en7581_data = { > .unprepare = en7581_pci_unprepare, > .disable = en7581_pci_disable, > }, > + .reset_data = { > + .base_addr = REG_RESET_CONTROL2, > + .n_banks = 2, > + }, > .hw_init = en7581_clk_hw_init, > }; > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel