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From: Damien Le Moal <damien.lemoal@wdc.com>
To: Palmer Dabbelt <palmer@dabbelt.com>,
	linux-riscv@lists.infradead.org, Rob Herring <robh+dt@kernel.org>,
	Frank Rowand <frowand.list@gmail.com>,
	devicetree@vger.kernel.org, Serge Semin <fancer.lancer@gmail.com>,
	Mark Brown <broonie@kernel.org>,
	linux-spi@vger.kernel.org, Stephen Boyd <sboyd@kernel.org>,
	linux-clk@vger.kernel.org,
	Linus Walleij <linus.walleij@linaro.org>,
	linux-gpio@vger.kernel.org,
	Philipp Zabel <p.zabel@pengutronix.de>
Cc: Sean Anderson <seanga2@gmail.com>
Subject: [PATCH 10/32] riscv: Fix sifive serial driver
Date: Sat,  7 Nov 2020 17:13:58 +0900	[thread overview]
Message-ID: <20201107081420.60325-11-damien.lemoal@wdc.com> (raw)
In-Reply-To: <20201107081420.60325-1-damien.lemoal@wdc.com>

Setup the port uartclk in sifive_serial_probe() so that the base baud
rate is correctly printed during device probe instead of always showing
"0".  I.e. the probe message is changed from

38000000.serial: ttySIF0 at MMIO 0x38000000 (irq = 1,
base_baud = 0) is a SiFive UART v0

to the correct:

38000000.serial: ttySIF0 at MMIO 0x38000000 (irq = 1,
base_baud = 115200) is a SiFive UART v0

Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
---
 drivers/tty/serial/sifive.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/tty/serial/sifive.c b/drivers/tty/serial/sifive.c
index 13eadcb8aec4..214bf3086c68 100644
--- a/drivers/tty/serial/sifive.c
+++ b/drivers/tty/serial/sifive.c
@@ -999,6 +999,7 @@ static int sifive_serial_probe(struct platform_device *pdev)
 	/* Set up clock divider */
 	ssp->clkin_rate = clk_get_rate(ssp->clk);
 	ssp->baud_rate = SIFIVE_DEFAULT_BAUD_RATE;
+	ssp->port.uartclk = ssp->baud_rate * 16;
 	__ssp_update_div(ssp);
 
 	platform_set_drvdata(pdev, ssp);
-- 
2.28.0


WARNING: multiple messages have this Message-ID (diff)
From: Damien Le Moal <damien.lemoal@wdc.com>
To: Palmer Dabbelt <palmer@dabbelt.com>,
	linux-riscv@lists.infradead.org, Rob Herring <robh+dt@kernel.org>,
	Frank Rowand <frowand.list@gmail.com>,
	devicetree@vger.kernel.org, Serge Semin <fancer.lancer@gmail.com>,
	Mark Brown <broonie@kernel.org>,
	linux-spi@vger.kernel.org, Stephen Boyd <sboyd@kernel.org>,
	linux-clk@vger.kernel.org,
	Linus Walleij <linus.walleij@linaro.org>,
	linux-gpio@vger.kernel.org,
	Philipp Zabel <p.zabel@pengutronix.de>
Cc: Sean Anderson <seanga2@gmail.com>
Subject: [PATCH 10/32] riscv: Fix sifive serial driver
Date: Sat,  7 Nov 2020 17:13:58 +0900	[thread overview]
Message-ID: <20201107081420.60325-11-damien.lemoal@wdc.com> (raw)
In-Reply-To: <20201107081420.60325-1-damien.lemoal@wdc.com>

Setup the port uartclk in sifive_serial_probe() so that the base baud
rate is correctly printed during device probe instead of always showing
"0".  I.e. the probe message is changed from

38000000.serial: ttySIF0 at MMIO 0x38000000 (irq = 1,
base_baud = 0) is a SiFive UART v0

to the correct:

38000000.serial: ttySIF0 at MMIO 0x38000000 (irq = 1,
base_baud = 115200) is a SiFive UART v0

Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
---
 drivers/tty/serial/sifive.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/tty/serial/sifive.c b/drivers/tty/serial/sifive.c
index 13eadcb8aec4..214bf3086c68 100644
--- a/drivers/tty/serial/sifive.c
+++ b/drivers/tty/serial/sifive.c
@@ -999,6 +999,7 @@ static int sifive_serial_probe(struct platform_device *pdev)
 	/* Set up clock divider */
 	ssp->clkin_rate = clk_get_rate(ssp->clk);
 	ssp->baud_rate = SIFIVE_DEFAULT_BAUD_RATE;
+	ssp->port.uartclk = ssp->baud_rate * 16;
 	__ssp_update_div(ssp);
 
 	platform_set_drvdata(pdev, ssp);
-- 
2.28.0


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  parent reply	other threads:[~2020-11-07  8:14 UTC|newest]

Thread overview: 297+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-07  8:13 [PATCH 00/32] RISC-V Kendryte K210 support improvments Damien Le Moal
2020-11-07  8:13 ` Damien Le Moal
2020-11-07  8:13 ` [PATCH 01/32] of: Fix property supplier parsing Damien Le Moal
2020-11-07  8:13   ` Damien Le Moal
2020-11-09 15:05   ` Serge Semin
2020-11-09 15:05     ` Serge Semin
2020-11-09 15:14   ` Andy Shevchenko
2020-11-09 15:14     ` Andy Shevchenko
2020-11-09 17:44     ` Serge Semin
2020-11-09 17:44       ` Serge Semin
2020-11-09 20:52       ` Rob Herring
2020-11-09 20:52         ` Rob Herring
2020-11-16  7:30       ` Damien Le Moal
2020-11-16  7:30         ` Damien Le Moal
2020-11-16 22:06         ` Serge Semin
2020-11-16 22:06           ` Serge Semin
2020-11-07  8:13 ` [PATCH 02/32] spi: dw: Add support for 32-bits ctrlr0 layout Damien Le Moal
2020-11-07  8:13   ` Damien Le Moal
2020-11-07 13:28   ` Sean Anderson
2020-11-07 13:28     ` Sean Anderson
2020-11-09 14:25   ` Serge Semin
2020-11-09 14:25     ` Serge Semin
2020-11-09 14:33     ` Sean Anderson
2020-11-09 14:33       ` Sean Anderson
2020-11-09 14:35       ` Sean Anderson
2020-11-09 14:35         ` Sean Anderson
2020-11-09 14:40       ` Andy Shevchenko
2020-11-09 14:40         ` Andy Shevchenko
2020-11-09 14:41         ` Andy Shevchenko
2020-11-09 14:41           ` Andy Shevchenko
2020-11-09 14:49           ` Sean Anderson
2020-11-09 14:49             ` Sean Anderson
2020-11-09 15:10             ` Andy Shevchenko
2020-11-09 15:10               ` Andy Shevchenko
2020-11-09 14:36     ` Andy Shevchenko
2020-11-09 14:36       ` Andy Shevchenko
2020-11-09 17:56       ` Serge Semin
2020-11-09 17:56         ` Serge Semin
2020-11-07  8:13 ` [PATCH 03/32] spi: dw: Fix driving MOSI low while recieving Damien Le Moal
2020-11-07  8:13   ` Damien Le Moal
2020-11-07 13:30   ` Sean Anderson
2020-11-07 13:30     ` Sean Anderson
2020-11-09 13:29   ` Mark Brown
2020-11-09 13:29     ` Mark Brown
2020-11-09 13:47     ` Sean Anderson
2020-11-09 13:47       ` Sean Anderson
2020-11-09 14:14       ` Mark Brown
2020-11-09 14:14         ` Mark Brown
2020-11-09 14:48         ` Serge Semin
2020-11-09 14:48           ` Serge Semin
2020-11-09 16:45           ` Mark Brown
2020-11-09 16:45             ` Mark Brown
2020-11-09 19:19         ` Serge Semin
2020-11-09 19:19           ` Serge Semin
2020-11-09 19:40           ` Sean Anderson
2020-11-09 19:40             ` Sean Anderson
2020-11-09 20:17             ` Serge Semin
2020-11-09 20:17               ` Serge Semin
2020-11-09 20:29               ` Mark Brown
2020-11-09 20:29                 ` Mark Brown
2020-11-09 20:20           ` Mark Brown
2020-11-09 20:20             ` Mark Brown
2020-11-09 21:05             ` Serge Semin
2020-11-09 21:05               ` Serge Semin
2020-11-10 13:43               ` Mark Brown
2020-11-10 13:43                 ` Mark Brown
2020-11-07  8:13 ` [PATCH 04/32] spi: dw: Introduce polling device tree property Damien Le Moal
2020-11-07  8:13   ` Damien Le Moal
2020-11-09 16:04   ` Mark Brown
2020-11-09 16:04     ` Mark Brown
2020-11-09 19:59   ` Serge Semin
2020-11-09 19:59     ` Serge Semin
2020-11-13  9:22     ` Damien Le Moal
2020-11-13  9:22       ` Damien Le Moal
2020-11-15 16:01       ` Serge Semin
2020-11-15 16:01         ` Serge Semin
2020-11-16  7:47         ` Damien Le Moal
2020-11-16  7:47           ` Damien Le Moal
2020-11-16 12:33           ` Mark Brown
2020-11-16 12:33             ` Mark Brown
2020-11-16 21:55           ` Serge Semin
2020-11-16 21:55             ` Serge Semin
2020-11-17 14:44             ` Damien Le Moal
2020-11-17 14:44               ` Damien Le Moal
2020-11-17 18:26               ` Serge Semin
2020-11-17 18:26                 ` Serge Semin
2020-11-18  4:41                 ` Damien Le Moal
2020-11-18  4:41                   ` Damien Le Moal
2020-11-18 15:16                   ` Serge Semin
2020-11-18 15:16                     ` Serge Semin
2020-11-19  5:12                     ` Damien Le Moal
2020-11-19  5:12                       ` Damien Le Moal
2020-11-19  8:51                       ` Serge Semin
2020-11-19  8:51                         ` Serge Semin
2020-11-19  8:57                         ` Damien Le Moal
2020-11-19  8:57                           ` Damien Le Moal
2020-11-07  8:13 ` [PATCH 05/32] spi: dw: Introduce DW_SPI_CAP_POLL_NODELAY Damien Le Moal
2020-11-07  8:13   ` Damien Le Moal
2020-11-09 14:03   ` Mark Brown
2020-11-09 14:03     ` Mark Brown
2020-11-09 20:45   ` Serge Semin
2020-11-09 20:45     ` Serge Semin
2020-11-07  8:13 ` [PATCH 06/32] spi: dw: Add support for the Kendryte K210 SoC Damien Le Moal
2020-11-07  8:13   ` Damien Le Moal
2020-11-07 13:31   ` Sean Anderson
2020-11-07 13:31     ` Sean Anderson
2020-11-07 13:42     ` Damien Le Moal
2020-11-07 13:42       ` Damien Le Moal
2020-11-07 13:52       ` Sean Anderson
2020-11-07 13:52         ` Sean Anderson
2020-11-09 14:15         ` Mark Brown
2020-11-09 14:15           ` Mark Brown
2020-11-13  8:00     ` Damien Le Moal
2020-11-13  8:00       ` Damien Le Moal
2020-11-09 21:21   ` Serge Semin
2020-11-09 21:21     ` Serge Semin
2020-11-09 21:39     ` Damien Le Moal
2020-11-09 21:39       ` Damien Le Moal
2020-11-09 21:55       ` Rob Herring
2020-11-09 21:55         ` Rob Herring
2020-11-09 22:00         ` Damien Le Moal
2020-11-09 22:00           ` Damien Le Moal
2020-11-09 23:07           ` Rob Herring
2020-11-09 23:07             ` Rob Herring
2020-11-10  0:35             ` Damien Le Moal
2020-11-10  0:35               ` Damien Le Moal
2020-11-07  8:13 ` [PATCH 07/32] dt-bindings: Update DW SPI device tree bindings Damien Le Moal
2020-11-07  8:13   ` Damien Le Moal
2020-11-07  8:13 ` [PATCH 08/32] riscv: Fix kernel time_init() Damien Le Moal
2020-11-07  8:13   ` Damien Le Moal
2020-11-12  7:21   ` Atish Patra
2020-11-12  7:21     ` Atish Patra
2020-11-13  7:31   ` Stephen Boyd
2020-11-13  7:31     ` Stephen Boyd
2020-11-13  7:40     ` Damien Le Moal
2020-11-13  7:40       ` Damien Le Moal
2020-11-13  7:53       ` Stephen Boyd
2020-11-13  7:53         ` Stephen Boyd
2020-11-13  7:57         ` Damien Le Moal
2020-11-13  7:57           ` Damien Le Moal
2020-11-13  8:11           ` Stephen Boyd
2020-11-13  8:11             ` Stephen Boyd
2020-11-13  8:23             ` Damien Le Moal
2020-11-13  8:23               ` Damien Le Moal
2020-11-16  7:06               ` Stephen Boyd
2020-11-16  7:06                 ` Stephen Boyd
2020-11-16  7:18                 ` Damien Le Moal
2020-11-16  7:18                   ` Damien Le Moal
2020-11-07  8:13 ` [PATCH 09/32] riscv: Fix SiFive gpio probe Damien Le Moal
2020-11-07  8:13   ` Damien Le Moal
2020-11-10 14:39   ` Linus Walleij
2020-11-10 14:39     ` Linus Walleij
2020-11-11  7:00     ` Damien Le Moal
2020-11-11  7:00       ` Damien Le Moal
2020-11-11  8:54       ` Linus Walleij
2020-11-11  8:54         ` Linus Walleij
2020-11-11  8:56         ` Damien Le Moal
2020-11-11  8:56           ` Damien Le Moal
2020-11-07  8:13 ` Damien Le Moal [this message]
2020-11-07  8:13   ` [PATCH 10/32] riscv: Fix sifive serial driver Damien Le Moal
2020-11-07  8:13 ` [PATCH 11/32] riscv: Enable interrupts during syscalls with M-Mode Damien Le Moal
2020-11-07  8:13   ` Damien Le Moal
2020-11-07  8:14 ` [PATCH 12/32] riscv: Automatically select sysctl config options Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-07  8:14 ` [PATCH 13/32] riscv: Fix builtin DTB handling Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-15  4:17   ` kernel test robot
2020-11-15  4:17     ` kernel test robot
2020-11-15  4:17     ` kernel test robot
2020-11-07  8:14 ` [PATCH 14/32] dt-bindings: Define all Kendryte K210 clock IDs Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-07 13:33   ` Sean Anderson
2020-11-07 13:33     ` Sean Anderson
2020-11-07  8:14 ` [PATCH 15/32] dt-bindings: Define Kendryte K210 sysctl registers Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-07 13:34   ` Sean Anderson
2020-11-07 13:34     ` Sean Anderson
2020-11-09 21:59   ` Rob Herring
2020-11-09 21:59     ` Rob Herring
2020-11-09 22:10     ` Sean Anderson
2020-11-09 22:10       ` Sean Anderson
2020-11-09 23:01       ` Rob Herring
2020-11-09 23:01         ` Rob Herring
2020-11-07  8:14 ` [PATCH 16/32] dt-bindings: Define Kendryte K210 pin functions Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-07 13:38   ` Sean Anderson
2020-11-07 13:38     ` Sean Anderson
2020-11-07  8:14 ` [PATCH 17/32] dt-bindings: Define Kendryte K210 reset signals Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-07 13:38   ` Sean Anderson
2020-11-07 13:38     ` Sean Anderson
2020-11-07  8:14 ` [PATCH 18/32] riscv: Add Kendryte K210 SoC clock driver Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-07 13:48   ` Sean Anderson
2020-11-07 13:48     ` Sean Anderson
2020-11-13  8:14     ` Damien Le Moal
2020-11-13  8:14       ` Damien Le Moal
2020-11-07  8:14 ` [PATCH 19/32] riscv: Add Kendryte K210 SoC reset controller Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-07 13:58   ` Sean Anderson
2020-11-07 13:58     ` Sean Anderson
2020-11-07  8:14 ` [PATCH 20/32] riscv: Add Kendryte K210 FPIOA pinctrl driver Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-09 18:48   ` kernel test robot
2020-11-09 18:48     ` kernel test robot
2020-11-09 18:48     ` kernel test robot
2020-11-15  0:28   ` kernel test robot
2020-11-15  0:28     ` kernel test robot
2020-11-15  0:28     ` kernel test robot
2020-11-24  8:43   ` Linus Walleij
2020-11-24  8:43     ` Linus Walleij
2020-11-24  8:53     ` Damien Le Moal
2020-11-24  8:53       ` Damien Le Moal
2020-11-29 21:33       ` Linus Walleij
2020-11-29 21:33         ` Linus Walleij
2020-11-30  3:13         ` Damien Le Moal
2020-11-30  3:13           ` Damien Le Moal
2020-11-30  7:05           ` Serge Semin
2020-11-30  7:05             ` Serge Semin
2020-11-30  7:27             ` Damien Le Moal
2020-11-30  7:27               ` Damien Le Moal
2020-11-24  8:56     ` Damien Le Moal
2020-11-24  8:56       ` Damien Le Moal
2020-11-07  8:14 ` [PATCH 21/32] dt-bindings: Add Kendryte and Canaan vendor prefix Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-07 14:03   ` Sean Anderson
2020-11-07 14:03     ` Sean Anderson
2020-11-13  8:17     ` Damien Le Moal
2020-11-13  8:17       ` Damien Le Moal
2020-11-09 22:01   ` Rob Herring
2020-11-09 22:01     ` Rob Herring
2020-11-09 22:04     ` Damien Le Moal
2020-11-09 22:04       ` Damien Le Moal
2020-11-07  8:14 ` [PATCH 22/32] dt-binding: Document kendryte,k210-sysctl bindings Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-07 14:05   ` Sean Anderson
2020-11-07 14:05     ` Sean Anderson
2020-11-09 15:32   ` Rob Herring
2020-11-09 15:32     ` Rob Herring
2020-11-07  8:14 ` [PATCH 23/32] dt-binding: Document kendryte,k210-clk bindings Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-07 14:05   ` Sean Anderson
2020-11-07 14:05     ` Sean Anderson
2020-11-09 21:58   ` Rob Herring
2020-11-09 21:58     ` Rob Herring
2020-11-07  8:14 ` [PATCH 24/32] dt-bindings: Document kendryte,k210-fpioa bindings Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-07 14:06   ` Sean Anderson
2020-11-07 14:06     ` Sean Anderson
2020-11-09 15:32   ` Rob Herring
2020-11-09 15:32     ` Rob Herring
2020-11-09 15:36   ` Rob Herring
2020-11-09 15:36     ` Rob Herring
2020-11-09 15:45     ` Sean Anderson
2020-11-09 15:45       ` Sean Anderson
2020-11-11 14:32       ` Rob Herring
2020-11-11 14:32         ` Rob Herring
2020-11-11 15:06         ` Damien Le Moal
2020-11-11 15:06           ` Damien Le Moal
2020-11-12 11:03           ` Damien Le Moal
2020-11-12 11:03             ` Damien Le Moal
2020-11-19 10:57       ` Geert Uytterhoeven
2020-11-19 10:57         ` Geert Uytterhoeven
2020-11-19 11:22         ` Damien Le Moal
2020-11-19 11:22           ` Damien Le Moal
2020-11-07  8:14 ` [PATCH 25/32] dt-bindings: Document kendryte,k210-rst bindings Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-07 14:07   ` Sean Anderson
2020-11-07 14:07     ` Sean Anderson
2020-11-09 15:37   ` Rob Herring
2020-11-09 15:37     ` Rob Herring
2020-11-09 15:41   ` Rob Herring
2020-11-09 15:41     ` Rob Herring
2020-11-07  8:14 ` [PATCH 26/32] riscv: Update Kendryte K210 device tree Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-07 14:08   ` Sean Anderson
2020-11-07 14:08     ` Sean Anderson
2020-11-07  8:14 ` [PATCH 27/32] riscv: Add SiPeed MAIX BiT board " Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-07 14:13   ` Sean Anderson
2020-11-07 14:13     ` Sean Anderson
2020-11-07  8:14 ` [PATCH 28/32] riscv: Add SiPeed MAIX DOCK " Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-07  8:14 ` [PATCH 29/32] riscv: Add SiPeed MAIX GO " Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-07  8:14 ` [PATCH 30/32] riscv: Add SiPeed MAIXDUINO " Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-07 14:14   ` Sean Anderson
2020-11-07 14:14     ` Sean Anderson
2020-11-07  8:14 ` [PATCH 31/32] riscv: Add Kendryte KD233 " Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-07  8:14 ` [PATCH 32/32] riscv: Update Kendryte K210 defconfig Damien Le Moal
2020-11-07  8:14   ` Damien Le Moal
2020-11-09 12:51 ` [PATCH 00/32] RISC-V Kendryte K210 support improvments Mark Brown
2020-11-09 12:51   ` Mark Brown
2020-11-09 12:55   ` Damien Le Moal
2020-11-09 12:55     ` Damien Le Moal

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