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[176.150.251.154]) by smtp.gmail.com with ESMTPSA id d24sm11658802wra.43.2019.07.01.03.47.31 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 01 Jul 2019 03:47:31 -0700 (PDT) From: Neil Armstrong To: jbrunet@baylibre.com, khilman@baylibre.com, linux-media@vger.kernel.org Subject: [RFC 08/11] media: platform: meson-ao-cec-g12a: add support for SM1 Date: Mon, 1 Jul 2019 12:47:02 +0200 Message-Id: <20190701104705.18271-9-narmstrong@baylibre.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190701104705.18271-1-narmstrong@baylibre.com> References: <20190701104705.18271-1-narmstrong@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190701_034734_798545_13F61971 X-CRM114-Status: GOOD ( 13.81 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Neil Armstrong Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Add support for the Amlogic SM1 SoC Family to the G12A AO-CECB derivative. It only adds a single init register. Signed-off-by: Neil Armstrong --- drivers/media/platform/meson/ao-cec-g12a.c | 37 +++++++++++++++++++++- 1 file changed, 36 insertions(+), 1 deletion(-) diff --git a/drivers/media/platform/meson/ao-cec-g12a.c b/drivers/media/platform/meson/ao-cec-g12a.c index 3620a1e310f5..1c696a126ee8 100644 --- a/drivers/media/platform/meson/ao-cec-g12a.c +++ b/drivers/media/platform/meson/ao-cec-g12a.c @@ -121,6 +121,9 @@ #define CECB_CTRL_TYPE_NEXT 2 #define CECB_CTRL2 0x01 + +#define CECB_CTRL2_RISE_DEL_MAX GENMASK(4, 0) + #define CECB_INTR_MASK 0x02 #define CECB_LADD_LOW 0x05 #define CECB_LADD_HIGH 0x06 @@ -165,6 +168,11 @@ #define CECB_WAKEUPCTRL 0x31 +struct meson_ao_cec_g12a_data { + /* Setup the internal CECB_CTRL2 register */ + bool ctrl2_setup; +}; + struct meson_ao_cec_g12a_device { struct platform_device *pdev; struct regmap *regmap; @@ -175,6 +183,7 @@ struct meson_ao_cec_g12a_device { struct cec_msg rx_msg; struct clk *oscin; struct clk *core; + const struct meson_ao_cec_g12a_data *data; }; static const struct regmap_config meson_ao_cec_g12a_regmap_conf = { @@ -620,6 +629,10 @@ static int meson_ao_cec_g12a_adap_enable(struct cec_adapter *adap, bool enable) regmap_update_bits(ao_cec->regmap, CECB_GEN_CNTL_REG, CECB_GEN_CNTL_RESET, 0); + if (ao_cec->data->ctrl2_setup) + regmap_write(ao_cec->regmap_cec, CECB_CTRL2, + FIELD_PREP(CECB_CTRL2_RISE_DEL_MAX, 2)); + meson_ao_cec_g12a_irq_setup(ao_cec, true); return 0; @@ -639,6 +652,7 @@ static int meson_ao_cec_g12a_probe(struct platform_device *pdev) void __iomem *base; int ret, irq; + hdmi_dev = cec_notifier_parse_hdmi_phandle(&pdev->dev); if (IS_ERR(hdmi_dev)) return PTR_ERR(hdmi_dev); @@ -647,6 +661,12 @@ static int meson_ao_cec_g12a_probe(struct platform_device *pdev) if (!ao_cec) return -ENOMEM; + ao_cec->data = of_device_get_match_data(&pdev->dev); + if (!ao_cec->data) { + dev_err(&pdev->dev, "failed to get match data\n"); + return -ENODEV; + } + spin_lock_init(&ao_cec->cec_reg_lock); ao_cec->pdev = pdev; @@ -757,8 +777,23 @@ static int meson_ao_cec_g12a_remove(struct platform_device *pdev) return 0; } +static const struct meson_ao_cec_g12a_data ao_cec_g12a_data = { + .ctrl2_setup = false, +}; + +static const struct meson_ao_cec_g12a_data ao_cec_sm1_data = { + .ctrl2_setup = true, +}; + static const struct of_device_id meson_ao_cec_g12a_of_match[] = { - { .compatible = "amlogic,meson-g12a-ao-cec", }, + { + .compatible = "amlogic,meson-g12a-ao-cec", + .data = &ao_cec_g12a_data, + }, + { + .compatible = "amlogic,meson-sm1-ao-cec", + .data = &ao_cec_sm1_data, + }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, meson_ao_cec_g12a_of_match); -- 2.21.0 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic