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Tue, 16 Jul 2019 12:03:21 -0700 (PDT) Received: from localhost.localdomain ([141.226.31.91]) by smtp.gmail.com with ESMTPSA id i66sm36508397wmi.11.2019.07.16.12.03.19 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Tue, 16 Jul 2019 12:03:21 -0700 (PDT) From: Ramon Fried To: u-boot@lists.denx.de, joe.hershberger@ni.com Date: Tue, 16 Jul 2019 22:03:01 +0300 Message-Id: <20190716190305.20520-2-rfried.dev@gmail.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190716190305.20520-1-rfried.dev@gmail.com> References: <20190716190305.20520-1-rfried.dev@gmail.com> MIME-Version: 1.0 Subject: [U-Boot] [PATCH 2/6] net: macb: add support for faster clk rates X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.18 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" add support for clock rates higher than 2.4Mhz Signed-off-by: Ramon Fried Reviewed-by: Anup Patel Tested-by: Anup Patel Acked-by: Joe Hershberger --- v2: nothing. drivers/net/macb.c | 6 +++++- drivers/net/macb.h | 2 ++ 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/net/macb.c b/drivers/net/macb.c index 0032d4e000..0fed43bbe2 100644 --- a/drivers/net/macb.c +++ b/drivers/net/macb.c @@ -903,8 +903,12 @@ static u32 gem_mdc_clk_div(int id, struct macb_device *macb) config = GEM_BF(CLK, GEM_CLK_DIV48); else if (macb_hz < 160000000) config = GEM_BF(CLK, GEM_CLK_DIV64); - else + else if (macb_hz < 240000000) config = GEM_BF(CLK, GEM_CLK_DIV96); + else if (macb_hz < 320000000) + config = GEM_BF(CLK, GEM_CLK_DIV128); + else + config = GEM_BF(CLK, GEM_CLK_DIV224); return config; } diff --git a/drivers/net/macb.h b/drivers/net/macb.h index 8966c793a7..9b16383eba 100644 --- a/drivers/net/macb.h +++ b/drivers/net/macb.h @@ -613,6 +613,8 @@ #define GEM_CLK_DIV48 3 #define GEM_CLK_DIV64 4 #define GEM_CLK_DIV96 5 +#define GEM_CLK_DIV128 6 +#define GEM_CLK_DIV224 7 /* Constants for MAN register */ #define MACB_MAN_SOF 1