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/device/google/contexthub/firmware/src/platform/stm32f4xx/
Di2c.c313 int ccr, ccr_1, ccr_2; in stmI2cSpeedSet() local
329 ccr_1 = apb1_clk / (speed * 3); in stmI2cSpeedSet()
330 if (ccr_1 == 0 || apb1_clk / (ccr_1 * 3) > speed) in stmI2cSpeedSet()
331 ccr_1 ++; in stmI2cSpeedSet()
336 if ((apb1_clk / (ccr_1 * 3)) > (apb1_clk / (ccr_2 * 25))) in stmI2cSpeedSet()
337 regs->CCR = I2C_CCR_FM | I2C_CCR(ccr_1); in stmI2cSpeedSet()