From: Billy Tsai <billy_tsai@aspeedtech.com> To: <jic23@kernel.org>, <lars@metafoo.de>, <pmeerw@pmeerw.net>, <robh+dt@kernel.org>, <joel@jms.id.au>, <andrew@aj.id.au>, <p.zabel@pengutronix.de>, <lgirdwood@gmail.com>, <broonie@kernel.org>, <linux-iio@vger.kernel.org>, <devicetree@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, <linux-aspeed@lists.ozlabs.org>, <linux-kernel@vger.kernel.org> Cc: <BMC-SW@aspeedtech.com> Subject: [RESEND v4 06/15] iio: adc: aspeed: Add vref config function Date: Tue, 24 Aug 2021 17:12:34 +0800 [thread overview] Message-ID: <20210824091243.9393-7-billy_tsai@aspeedtech.com> (raw) In-Reply-To: <20210824091243.9393-1-billy_tsai@aspeedtech.com> Add the function to check the vref_fixed and set the value to driver data. Signed-off-by: Billy Tsai <billy_tsai@aspeedtech.com> --- drivers/iio/adc/aspeed_adc.c | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) diff --git a/drivers/iio/adc/aspeed_adc.c b/drivers/iio/adc/aspeed_adc.c index f03c7921d534..f260e40ab9b2 100644 --- a/drivers/iio/adc/aspeed_adc.c +++ b/drivers/iio/adc/aspeed_adc.c @@ -122,7 +122,7 @@ static int aspeed_adc_read_raw(struct iio_dev *indio_dev, return IIO_VAL_INT; case IIO_CHAN_INFO_SCALE: - *val = data->model_data->vref_fixed; + *val = data->vref; *val2 = ASPEED_RESOLUTION_BITS; return IIO_VAL_FRACTIONAL_LOG2; @@ -187,6 +187,17 @@ static const struct iio_info aspeed_adc_iio_info = { .debugfs_reg_access = aspeed_adc_reg_access, }; +static int aspeed_adc_vref_config(struct iio_dev *indio_dev) +{ + struct aspeed_adc_data *data = iio_priv(indio_dev); + + if (data->model_data->vref_fixed) { + data->vref = data->model_data->vref_fixed; + return 0; + } + return 0; +} + static int aspeed_adc_probe(struct platform_device *pdev) { struct iio_dev *indio_dev; @@ -242,6 +253,10 @@ static int aspeed_adc_probe(struct platform_device *pdev) } reset_control_deassert(data->rst); + ret = aspeed_adc_vref_config(indio_dev); + if (ret) + goto vref_config_error; + if (data->model_data->wait_init_sequence) { /* Enable engine in normal mode. */ writel(FIELD_PREP(ASPEED_ADC_OP_MODE, @@ -290,6 +305,7 @@ static int aspeed_adc_probe(struct platform_device *pdev) clk_disable_unprepare(data->clk_scaler->clk); clk_enable_error: poll_timeout_error: +vref_config_error: reset_control_assert(data->rst); reset_error: clk_hw_unregister_divider(data->clk_scaler); -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Billy Tsai <billy_tsai@aspeedtech.com> To: <jic23@kernel.org>, <lars@metafoo.de>, <pmeerw@pmeerw.net>, <robh+dt@kernel.org>, <joel@jms.id.au>, <andrew@aj.id.au>, <p.zabel@pengutronix.de>, <lgirdwood@gmail.com>, <broonie@kernel.org>, <linux-iio@vger.kernel.org>, <devicetree@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, <linux-aspeed@lists.ozlabs.org>, <linux-kernel@vger.kernel.org> Cc: <BMC-SW@aspeedtech.com> Subject: [RESEND v4 06/15] iio: adc: aspeed: Add vref config function Date: Tue, 24 Aug 2021 17:12:34 +0800 [thread overview] Message-ID: <20210824091243.9393-7-billy_tsai@aspeedtech.com> (raw) In-Reply-To: <20210824091243.9393-1-billy_tsai@aspeedtech.com> Add the function to check the vref_fixed and set the value to driver data. Signed-off-by: Billy Tsai <billy_tsai@aspeedtech.com> --- drivers/iio/adc/aspeed_adc.c | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) diff --git a/drivers/iio/adc/aspeed_adc.c b/drivers/iio/adc/aspeed_adc.c index f03c7921d534..f260e40ab9b2 100644 --- a/drivers/iio/adc/aspeed_adc.c +++ b/drivers/iio/adc/aspeed_adc.c @@ -122,7 +122,7 @@ static int aspeed_adc_read_raw(struct iio_dev *indio_dev, return IIO_VAL_INT; case IIO_CHAN_INFO_SCALE: - *val = data->model_data->vref_fixed; + *val = data->vref; *val2 = ASPEED_RESOLUTION_BITS; return IIO_VAL_FRACTIONAL_LOG2; @@ -187,6 +187,17 @@ static const struct iio_info aspeed_adc_iio_info = { .debugfs_reg_access = aspeed_adc_reg_access, }; +static int aspeed_adc_vref_config(struct iio_dev *indio_dev) +{ + struct aspeed_adc_data *data = iio_priv(indio_dev); + + if (data->model_data->vref_fixed) { + data->vref = data->model_data->vref_fixed; + return 0; + } + return 0; +} + static int aspeed_adc_probe(struct platform_device *pdev) { struct iio_dev *indio_dev; @@ -242,6 +253,10 @@ static int aspeed_adc_probe(struct platform_device *pdev) } reset_control_deassert(data->rst); + ret = aspeed_adc_vref_config(indio_dev); + if (ret) + goto vref_config_error; + if (data->model_data->wait_init_sequence) { /* Enable engine in normal mode. */ writel(FIELD_PREP(ASPEED_ADC_OP_MODE, @@ -290,6 +305,7 @@ static int aspeed_adc_probe(struct platform_device *pdev) clk_disable_unprepare(data->clk_scaler->clk); clk_enable_error: poll_timeout_error: +vref_config_error: reset_control_assert(data->rst); reset_error: clk_hw_unregister_divider(data->clk_scaler); -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-08-24 9:15 UTC|newest] Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-08-24 9:12 [RESEND v4 00/15] Add support for ast2600 ADC Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` [RESEND v4 01/15] dt-bindings: iio: adc: Add ast2600-adc bindings Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` [RESEND v4 02/15] iio: adc: aspeed: completes the bitfield declare Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-29 15:07 ` Jonathan Cameron 2021-08-29 15:07 ` Jonathan Cameron 2021-08-24 9:12 ` [RESEND v4 03/15] iio: adc: aspeed: set driver data when adc probe Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-29 15:08 ` Jonathan Cameron 2021-08-29 15:08 ` Jonathan Cameron 2021-08-24 9:12 ` [RESEND v4 04/15] iio: adc: aspeed: Keep model data to driver data Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` [RESEND v4 05/15] iio: adc: aspeed: Refactory model data structure Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-29 15:13 ` Jonathan Cameron 2021-08-29 15:13 ` Jonathan Cameron 2021-08-24 9:12 ` Billy Tsai [this message] 2021-08-24 9:12 ` [RESEND v4 06/15] iio: adc: aspeed: Add vref config function Billy Tsai 2021-08-24 9:12 ` [RESEND v4 07/15] iio: adc: aspeed: Set num_channels with model data Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` [RESEND v4 08/15] iio: adc: aspeed: Use model_data to set clk scaler Billy Tsai 2021-08-25 11:52 ` kernel test robot 2021-08-25 11:52 ` kernel test robot 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` [RESEND v4 09/15] iio: adc: aspeed: Use devm_add_action_or_reset Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` [RESEND v4 10/15] iio: adc: aspeed: Support ast2600 adc Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-29 15:31 ` Jonathan Cameron 2021-08-29 15:31 ` Jonathan Cameron 2021-08-24 9:12 ` [RESEND v4 11/15] iio: adc: aspeed: Fix the calculate error of clock Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-29 15:33 ` Jonathan Cameron 2021-08-29 15:33 ` Jonathan Cameron 2021-08-24 9:12 ` [RESEND v4 12/15] iio: adc: aspeed: Add func to set sampling rate Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-29 15:36 ` Jonathan Cameron 2021-08-29 15:36 ` Jonathan Cameron 2021-08-30 8:35 ` Billy Tsai 2021-08-30 8:35 ` Billy Tsai 2021-08-30 9:52 ` Jonathan Cameron 2021-08-30 9:52 ` Jonathan Cameron 2021-08-24 9:12 ` [RESEND v4 13/15] iio: adc: aspeed: Add compensation phase Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` [RESEND v4 14/15] iio: adc: aspeed: Support battery sensing Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-29 15:43 ` Jonathan Cameron 2021-08-29 15:43 ` Jonathan Cameron 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` [RESEND v4 15/15] iio: adc: aspeed: Get and set trimming data Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` Billy Tsai 2021-08-24 9:12 ` Billy Tsai [not found] ` <202108250006.17P06IgG097015@twspam01.aspeedtech.com> 2021-08-29 15:20 ` [RESEND v4 08/15] iio: adc: aspeed: Use model_data to set clk scaler Jonathan Cameron 2021-08-29 15:20 ` Jonathan Cameron [not found] ` <202108250004.17P04FdD094082@twspam01.aspeedtech.com> 2021-08-29 15:25 ` [RESEND v4 09/15] iio: adc: aspeed: Use devm_add_action_or_reset Jonathan Cameron 2021-08-29 15:25 ` Jonathan Cameron [not found] ` <202108250006.17P066YP096721@twspam01.aspeedtech.com> 2021-08-29 15:39 ` [RESEND v4 13/15] iio: adc: aspeed: Add compensation phase Jonathan Cameron 2021-08-29 15:39 ` Jonathan Cameron [not found] ` <202108250007.17P07NFj097422@twspam01.aspeedtech.com> 2021-08-29 15:45 ` [RESEND v4 15/15] iio: adc: aspeed: Get and set trimming data Jonathan Cameron 2021-08-29 15:45 ` Jonathan Cameron
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